Relatives of a victim killed during a fire in a residential building speak out during a ceremony to commemorate the first anniversary of the tragedy that killed 58 people, in Shanghai November 15, 2011. One year after the deadly fire in the high-rise Shanghai apartment building killed 58 people, the relatives of some of the victims are still fighting for the authorities to be more transparent about the disaster. The fire was blamed on unlicensed welding during renovations that set nylon netting ablaze, prompting public anger at lax enforcement of safety standards in a city that prides itself on being a modern, global financial hub. REUTERS/Carlos Barria (CHINA - Tags: DISASTER) 

A burnt building where 58 people died in a fire is seen during a ceremony to commemorate the first anniversary of the tragedy in Shanghai November 15, 2011. One year after the deadly fire in a high-rise Shanghai apartment building killed 58 people, the relatives of some of the victims are still fighting for the authorities to be more transparent about the disaster. The fire was blamed on unlicensed welding during renovations that set nylon netting ablaze, prompting public anger at lax enforcement of safety standards in a city that prides itself on being a modern, global financial hub. REUTERS/Carlos Barria (CHINA - Tags: DISASTER) 

People attend a ceremony to commemorate the first anniversary of a fire on a building that killed 58 people, in Shanghai November 15, 2011. One year after the deadly fire in the high-rise Shanghai apartment building killed 58 people, the relatives of some of the victims are still fighting for the authorities to be more transparent about the disaster. The fire was blamed on unlicensed welding during renovations that set nylon netting ablaze, prompting public anger at lax enforcement of safety standards in a city that prides itself on being a modern, global financial hub. REUTERS/Aly Song (CHINA - Tags: DISASTER) 

A man prays during a ceremony to commemorate the first anniversary of a fire in a building that killed 58 people, in Shanghai November 15, 2011. One year after the deadly fire in the high-rise Shanghai apartment building killed 58 people, the relatives of some of the victims are still fighting for the authorities to be more transparent about the disaster. The fire was blamed on unlicensed welding during renovations that set nylon netting ablaze, prompting public anger at lax enforcement of safety standards in a city that prides itself on being a modern, global financial hub. REUTERS/Aly Song (CHINA - Tags: DISASTER) 

People attend a ceremony to commemorate the first anniversary of a fire on a building that killed 58 people, in Shanghai November 15, 2011. One year after the deadly fire in the high-rise Shanghai apartment building killed 58 people, the relatives of some of the victims are still fighting for the authorities to be more transparent about the disaster. The fire was blamed on unlicensed welding during renovations that set nylon netting ablaze, prompting public anger at lax enforcement of safety standards in a city that prides itself on being a modern, global financial hub. REUTERS/Aly Song (CHINA - Tags: DISASTER) 

A woman reacts as she attends a ceremony to commemorate the first anniversary of a fire on a building that killed 58 people, in Shanghai November 15, 2011. One year after the deadly fire in the high-rise Shanghai apartment building killed 58 people, the relatives of some of the victims are still fighting for the authorities to be more transparent about the disaster. The fire was blamed on unlicensed welding during renovations that set nylon netting ablaze, prompting public anger at lax enforcement of safety standards in a city that prides itself on being a modern, global financial hub. REUTERS/Aly Song (CHINA - Tags: DISASTER) 

A woman is arrested by an unidentified man, believed to be a plainclothes policeman, as she tries to attend a ceremony to commemorate the first anniversary of a fire that killed 58 people in Shanghai November 15, 2011. One year after the deadly fire in a high-rise Shanghai apartment building killed 58 people, the relatives of some of the victims are still fighting for the authorities to be more transparent about the disaster. The fire was blamed on unlicensed welding during renovations that set nylon netting ablaze, prompting public anger at lax enforcement of safety standards in a city that prides itself on being a modern, global financial hub. REUTERS/Carlos Barria (CHINA - Tags: DISASTER) 

A woman is arrested by an unidentified man, believed to be a plainclothes policeman, as she tries to attend a ceremony to commemorate the first anniversary of a fire that killed 58 people in Shanghai November 15, 2011. One year after the deadly fire in a high-rise Shanghai apartment building killed 58 people, the relatives of some of the victims are still fighting for the authorities to be more transparent about the disaster. The fire was blamed on unlicensed welding during renovations that set nylon netting ablaze, prompting public anger at lax enforcement of safety standards in a city that prides itself on being a modern, global financial hub. REUTERS/Carlos Barria (CHINA - Tags: DISASTER) 

This combo picture shows firefighters trying to extinguish a fire at a building on November 15, 2010 (bottom), and a view of the burnt building (top) as people commemorate the first anniversary of the fire that killed 58 people in Shanghai November 15, 2011. One year after the deadly fire in a high-rise Shanghai apartment building killed 58 people, the relatives of some of the victims are still fighting for the authorities to be more transparent about the disaster. The fire was blamed on unlicensed welding during renovations that set nylon netting ablaze, prompting public anger at lax enforcement of safety standards in a city that prides itself on being a modern, global financial hub. REUTERS/Aly Song (CHINA - Tags: DISASTER) 

A woman reacts as she attends a ceremony to commemorate the first anniversary of a fire on a building that killed 58 people, in Shanghai November 15, 2011. One year after a deadly fire in a high-rise Shanghai apartment building killed 58 people, the relatives of some of the victims are still fighting for the authorities to be more transparent about the disaster. The fire was blamed on unlicensed welding during renovations that set nylon netting ablaze, prompting public anger at lax enforcement of safety standards in a city that prides itself on being a modern, global financial hub. REUTERS/Carlos Barria (CHINA - Tags: DISASTER ANNIVERSARY) 

A woman reacts as leaves a ceremony to commemorate the first anniversary of a fire on a building that killed 58 people, in Shanghai November 15, 2011. One year after a deadly fire in a high-rise Shanghai apartment building killed 58 people, the relatives of some of the victims are still fighting for the authorities to be more transparent about the disaster. The fire was blamed on unlicensed welding during renovations that set nylon netting ablaze, prompting public anger at lax enforcement of safety standards in a city that prides itself on being a modern, global financial hub. REUTERS/Carlos Barria (CHINA - Tags: DISASTER ANNIVERSARY) 

A man attends a ceremony to commemorate the first anniversary of a fire on a building that killed 58 people, in Shanghai November 15, 2011. One year after a deadly fire in a high-rise Shanghai apartment building killed 58 people, the relatives of some of the victims are still fighting for the authorities to be more transparent about the disaster. The fire was blamed on unlicensed welding during renovations that set nylon netting ablaze, prompting public anger at lax enforcement of safety standards in a city that prides itself on being a modern, global financial hub. REUTERS/Carlos Barria (CHINA - Tags: DISASTER ANNIVERSARY) 

A woman holds flowers as she attends a ceremony to commemorate the first anniversary of a fire on a building that killed 58 people, in Shanghai November 15, 2011. One year after a deadly fire in a high-rise Shanghai apartment building killed 58 people, the relatives of some of the victims are still fighting for the authorities to be more transparent about the disaster. The fire was blamed on unlicensed welding during renovations that set nylon netting ablaze, prompting public anger at lax enforcement of safety standards in a city that prides itself on being a modern, global financial hub. REUTERS/Carlos Barria (CHINA - Tags: DISASTER ANNIVERSARY) 

A woman reacts as leaves a ceremony to commemorate the first anniversary of a fire on a building that killed 58 people, in Shanghai November 15, 2011. One year after a deadly fire in a high-rise Shanghai apartment building killed 58 people, the relatives of some of the victims are still fighting for the authorities to be more transparent about the disaster. The fire was blamed on unlicensed welding during renovations that set nylon netting ablaze, prompting public anger at lax enforcement of safety standards in a city that prides itself on being a modern, global financial hub. REUTERS/Carlos Barria (CHINA - Tags: DISASTER ANNIVERSARY) 

People hold flowers at a ceremony to commemorate the first anniversary of a fire on a building that killed 58 people, in Shanghai November 15, 2011. One year after a deadly fire in a high-rise Shanghai apartment building killed 58 people, the relatives of some of the victims are still fighting for the authorities to be more transparent about the disaster. The fire was blamed on unlicensed welding during renovations that set nylon netting ablaze, prompting public anger at lax enforcement of safety standards in a city that prides itself on being a modern, global financial hub. REUTERS/Carlos Barria (CHINA - Tags: DISASTER ANNIVERSARY) 

People attend a ceremony to commemorate the first anniversary of a fire on a building that killed 58 people, in Shanghai November 15, 2011. One year after a deadly fire in a high-rise Shanghai apartment building killed 58 people, the relatives of some of the victims are still fighting for the authorities to be more transparent about the disaster. The fire was blamed on unlicensed welding during renovations that set nylon netting ablaze, prompting public anger at lax enforcement of safety standards in a city that prides itself on being a modern, global financial hub. REUTERS/Carlos Barria (CHINA - Tags: DISASTER ANNIVERSARY) 

A woman reacts as she leaves a ceremony to commemorate one year anniversary of a fire on a building that killed 58 people, in Shanghai November 15, 2011. One year after a deadly fire in a high-rise Shanghai apartment building killed 58 people, the relatives of some of the victims are still fighting for the authorities to be more transparent about the disaster. The fire was blamed on unlicensed welding during renovations that set nylon netting ablaze, prompting public anger at lax enforcement of safety standards in a city that prides itself on being a modern, global financial hub. REUTERS/Carlos Barria (CHINA - Tags: DISASTER ANNIVERSARY) 

A woman holds flowers as she attends a ceremony to commemorate one year anniversary of a fire on a building that killed 58 people, in Shanghai November 15, 2011. One year after a deadly fire in a high-rise Shanghai apartment building killed 58 people, the relatives of some of the victims are still fighting for the authorities to be more transparent about the disaster. The fire was blamed on unlicensed welding during renovations that set nylon netting ablaze, prompting public anger at lax enforcement of safety standards in a city that prides itself on being a modern, global financial hub. REUTERS/Carlos Barria (CHINA - Tags: DISASTER ANNIVERSARY) 

A man uses nylon string to weave a charpoy (rope bed) for sale at his workshop in Faisalabad, located in Pakistan's Punjab province November 3, 2011. REUTERS/Fayyaz Hussain (PAKISTAN - Tags: SOCIETY BUSINESS EMPLOYMENT) 

A resident, living in a coastal area, uses a nylon strap to secure a rooftop of their shanty in preparations for Typhoon Nalgae, locally known as Quiel, in Cavite city, south of Manila October 1, 2011. Typhoon Nalgae, maintained its strength with a maximum sustained winds of 160 kph near the center and gustiness of up to 195 kph and makes landfall over Isabela province before noon Saturday, and is expected to cross five provinces before exiting northern Luzon in the afternoon, a local media reported. REUTERS/Romeo Ranoco (PHILIPPINES - Tags: DISASTER ENVIRONMENT) 

Anees, 11, sorts out nylon rope in preparation for making fishing nets in Karachi's Fish Harbor, August 7, 2011. Anees earns about 100 Pakistani Rupees ($ 1.17) a day. REUTERS/Akhtar Soomro (PAKISTAN - Tags: EMPLOYMENT BUSINESS SOCIETY) 

A man uses strings of nylon to weave a charpoy (rope bed) for sale at his workshop in Rawalpindi July 26, 2011. REUTERS/Faisal Mahmood (PAKISTAN - Tags: SOCIETY) 

Hugh Bowers of Beccles, Suffolk controls his 20m ripstop nylon kite "Rusty" (C) during the Bike and Kite Festival on Blackheath in London June 12, 2010. REUTERS/Chris Helgren (BRITAIN) 

Hugh (L) and Lynn Bowers of Beccles, Suffolk reel in their 20m ripstop nylon kite "Rusty", next to a Belgian kite in the form of a court jester, during the Bike and Kite Festival on Blackheath in London June 12, 2010. REUTERS/Chris Helgren (BRITAIN) 

Hugh and Lynn Bowers of Beccles, Suffolk watch their 20-metre ripstop nylon kite "Rusty" (C) during the Bike and Kite Festival on Blackheath in London June 12, 2010. REUTERS/Chris Helgren (BRITAIN - Tags: SOCIETY) 

Hugh (R) and Lynn Bowers of Beccles, Suffolk reel in their 20-metre ripstop nylon kite "Rusty" during the Bike and Kite Festival on Blackheath in London June 12, 2010. REUTERS/Chris Helgren (BRITAIN - Tags: SOCIETY) 

A man balances on a slackline at Prater park in Vienna May 9, 2010. Slacklining is form of ropewalking using nylon webbing stretched between two points, where a practitioner balances and even performs tricks along the untensioned line, dissimilar to traditional tightrope walking which requires a tensioned line. REUTERS/Herwig Prammer (AUSTRIA - Tags: SOCIETY) 

A woman balances on a slackline at Prater park in Vienna May 9, 2010. Slacklining is form of ropewalking using nylon webbing stretched between two points, where a practitioner balances and even performs tricks along the untensioned line, dissimilar to traditional tightrope walking which requires a tensioned line. REUTERS/Herwig Prammer (AUSTRIA - Tags: SOCIETY) 

Members of the Philippine coastguard tie a nylon rope to drag a dead whale shark from the shoreline of the coastguard headquarters in Manila October 28, 2009. It was found floating at the seawall of Manila bay by fishermen and was measured to be 17.5 feet (5.3 metres) long. Bureau of Fishery and Aquatic Resources (BFAR) officials have brought the whale shark to a laboratory to determine how it died. REUTERS/Romeo Ranoco (PHILIPPINES ENVIRONMENT SOCIETY IMAGES OF THE DAY) 

Bride Erin Finnegan and bridegroom Noah Fulmor, both of New York, show off their rings, tethered with nylon string so they will not float away, before taking part in the first weightless wedding aboard a specially-equipped Boeing 727, owned by Zero Gravity Corporation, for the first weightless wedding in Titusville, Florida, June 20, 2009. Finnegan and Fulmor floated into matrimony on Saturday thousands of feet (metres) above the Gulf of Mexico in what organizers said was the world's first weightless wedding held in zero gravity conditions. To recreate the weightless experience without going into space, the plane executed parabolic flight maneuvers, climbing sharply and descending several times during the one-hour flight. REUTERS/Phelan Ebenhack (UNITED STATES ODDLY SOCIETY) 

Emergency crew workers inspect the nylon slings as a crane attempts to lift the wreckage of the US Airways airplane, that crashed in the Hudson River, out of the river onto a barge in New York January 17, 2009. REUTERS/Ray Stubblebine (UNITED STATES) 

Members of the African circus "Mama Africa" perform during the show in Dortmund June 15, 2007. REUTERS/Ina Fassbender (GERMANY) 

A member of Cirque du Soleil performs at a news conference in Sao Paulo May 29, 2007. The touring international cast of acrobats, dancers, actors and musicians from 14 countries will perform "Alegria" in Brazil from September 2007 to May 2008. REUTERS/Paulo Whitaker (BRAZIL) 

Competitors wait for the body building competition to start in Budapest May 14, 2007. REUTERS/Laszlo Balogh (HUNGARY) 

Cast member Rena Riffel poses at the premiere of "Grindhouse" at the Orpheum theatre in Los Angeles March 26, 2007. The movie features two full length horror movies, "Death Proof" and "Planet Terror", written and directed respectively by Quentin Tarantino and Robert Rodriguez. The movie opens in the U.S. on April 6. REUTERS/Mario Anzuoni (UNITED STATES) 

A model presents a creation by Indian designer Aki Narula at a fashion show on the last day of the India Fashion Week Autumn/Winter 2007 in New Delhi March 25, 2007. REUTERS/Vijay Mathur (INDIA) 

A model wears a creation for Brazilian designer Jefferson Kulig as part of his 2007 autumn/winter collection during Sao Paulo Fashion Week in Sao Paulo January 29, 2007. REUTERS/Paulo Whitaker (BRAZIL) 

A man carries a dog in a nylon bag as a boy looks on at the Aysha market, Cairo's flea market March 12, 2006. REUTERS/Victoria Hazou 

-PHOTO TAKEN 15FEB06- Band members (L-R) Camilla, Alma, Klara and Emilia from the Icelandic band Nylon arrive for the Brit Awards at the Earls Court Arena in central London February 15, 2006. Picture taken February 15, 2006. 

Band members (L-R) Camilla, Alma, Klara and Emilia from Icelandic band Nylon arrive for the Brit Awards at the Earls Court Arena in central London February 15, 2006. Picture taken February 15, 2006. REUTERS/Mike Finn-Kelcey 

Band members (L-R) Camilla, Alma, Klara and Emilia from Icelandic band Nylon arrive for the Brit Awards at the Earls Court Arena in central London February 15, 2006. Picture taken February 15, 2006. REUTERS/Mike Finn-Kelcey 

Band members (L-R) Camilla, Alma, Klara and Emilia from the Icelandic band Nylon arrive for the Brit Awards at the Earls Court Arena in central London February 15, 2006. Picture taken February 15, 2006. REUTERS/Mike Finn-Kelcey 

Band members (L-R) Camilla, Alma, Klara and Emilia from Icelandic band Nylon arrive for the Brit Awards at the Earls Court Arena in central London February 15, 2006. Picture taken February 15, 2006. REUTERS/Mike Finn-Kelcey 

Band members (L-R) Camilla, Alma, Klara and Emilia from Icelandic band Nylon arrive for the Brit Awards at the Earls Court Arena in central London February 15, 2006. Picture taken February 15, 2006. REUTERS/Mike Finn-Kelcey 

Band members (L-R) Camilla, Alma, Klara and Emilia from the Icelandic band Nylon arrive for the Brit Awards at the Earls Court Arena in central London February 15, 2006. Picture taken February 15, 2006. REUTERS/Mike Finn-Kelcey 

A Television crew sits in a nylon tent in front of the entrance to the emergency room at the Hadassah Ein Karem hospital, where Israeli Prime Minister Ariel Sharon is treated in Jerusalem January 9, 2006. Sharon began breathing on his own on Monday, the first positive sign as doctors tried to rouse him from a medically induced coma to assess brain damage from a massive stroke. REUTERS/Jonathan Weizmann 

A Television crew sits in a nylon tent in front of the entrance to the emergency room at the Hadassah Ein Karem hospital, where Israeli Prime Minister Ariel Sharon is treated in Jerusalem January 9, 2006. Sharon began breathing on his own on Monday, the first positive sign as doctors tried to rouse him from a medically induced coma to assess brain damage from a massive stroke. REUTERS/Jonathan Weizmann 

An India fisherman collects tiger prawns in Sunderbans, a 10,000 sq km (3,860 sq mile) riverine mangrove marshlands off the coast of the Bay of Bengal, January 5, 2006. Thousands of people harvest tiger prawns by dragging nylon nets along the riverbanks. Sunderbans is one of the last surviving natural habitats of the prawns and overharvesting is threatening the Sunderbans mangrove ecology. REUTERS/Jayanta Shaw 

A woman approaches an oversize beach chair and pair of slippers called "Recliner Rex" on Tamarama Beach in Sydney November 2, 2005. New Zealand artist Regan Gentry made the piece from canvas, steel, nylon, wood, rubber and silicon which is for sale for A$25,000 (US$18,500). It joins 100 artworks contributed to by international and Australian artists at the annual outdoor Sculpture by the Sea exhibition which is in its ninth year. 

A woman approaches an oversize beach chair and pair of slippers called "Recliner Rex" on Tamarama Beach in Sydney November 2, 2005. New Zealand artist Regan Gentry made the piece from canvas, steel, nylon, wood, rubber and silicon which is for sale for A$25,000 (US$18,500). It joins 100 artworks contributed to by international and Australian artists at the annual outdoor Sculpture by the Sea exhibition which is in its ninth year. REUTERS/Will Burgess 

Indian labourers travel on a truck as they transport nylon cords in the eastern Indian city of Kolkata September 16, 2005. Nylon has replaced the traditional jute. REUTERS/Jayanta Shaw JS/JJ 

University student Charlie Cheung demonstrates the use of the "Botan Pod" during a Sydney Design exhibition. University student Charlie Cheung demonstrates the use of the "Botan Pod" during a Sydney Design exhibition August 5, 2005. The pod, which is made of nylon and can be erected and disassembled in a few minutes, is one of the designs on display as part of the ninth Sydney International Design festival, which showcases works by university design students who were given the task of producing an object that explores "society's changing perceptions of shelter, space and home". REUTERS/David Gray PP05080039 ODLY 

An India woman pulls a fishing net while she collects prawns at Bali Island in the Sunderbans mangrove forest delta May 24, 2005. Collection of tiger prawn seeds is threatening the Sunderland's mangrove ecology. Thousands of people have turned to collecting prawn seeds, using nylon nets, which are dragged along the riverbanks. Sunderbans is the riverine mangrove marshlands along the coast of the Bay of Bengal and one of the last surviving natural habitats of the tiger. Pictures taken on May 24, 2005. 

An India woman pulls a fishing net while she collects prawns at Bali Island in the Sunderbans mangrove forest delta. An India woman pulls a fishing net while she collects prawns at Bali Island in the Sunderbans mangrove forest delta May 24, 2005. Collection of tiger prawn seeds is threatening the Sunderland's mangrove ecology. Thousands of people have turned to collecting prawn seeds, using nylon nets, which are dragged along the riverbanks. Sunderbans is the riverine mangrove marshlands along the coast of the Bay of Bengal and one of the last surviving natural habitats of the tiger. Pictures taken on May 24, 2005. REUTERS/Jayanta Shaw 

Kalyani Pinnaduwahewa, 50, sits on the floor of a nylon tent with her two daughters in Peraliya, Sri Lanka. Kalyani Pinnaduwahewa, 50, sits on the floor of a nylon tent with her two daughters beside her ruined home near the tsunami-hit train in Peraliya, southern Sri Lanka, February 27, 2005. A steady stream of hundreds of weekend sightseers, Sri Lankan and foreign, stop in Peraliya on the road south from Colombo to the historic port of Galle to sense the fearsome force of water that threw the train from its tracks on December 26, 2004. Three carriages have been hoisted back onto and old section of track in the heart of the coastal village, where virtually every building was flattened. REUTERS/Anuruddha Lokuhapuarachchi 

An Iraqi policeman covers three bodies before they are unloaded at a city morgue in the northern town of Tikrit, September 15, 2004. The decapitated bodies of three men, their heads strapped to their backs, were found dumped in nylon bags by a roadside north of Baghdad on Wednesday, Iraqi police and U.S. officials said. The bodies were discovered by a group of Iraqi National Guardsmen shortly after dawn as they patrolled near the town of Dujail, 60 km (38 miles) north of the capital. REUTERS/str OP/GB 

A model wears a short jacket and nylon pants during a showing of Kenneth Cole's Spring 2005 collection in New York, September 8, 2004. Fashion week kicked off with over 100 designers showing their collections during the next week. REUTERS/Jeff Christensen JC 

A model wears a short nylon jacket over a swimsuit during a showing of Kenneth Cole's Spring 2005 collection September 8, 2004, in New York. Fashion week kicked off with over 100 designers showing their collections during the next week. REUTERS/Jeff Christensen JC 

A model wears a short jacket over a tank top during a showing of Kenneth Cole's Spring 2005 collection in New York, September 8, 2004. Fashion week kicked off with over 100 designers showing their collections during the next week. REUTERS/Jeff Christensen JC 

INDIAN VIJAYAKANTH HOLDS A 2-MILLIMETRE WIDE NYLON THREAD AFTER INSERTING IT THROUGH HIS TEAR DUCT AND OUT OF HIS MOUTH IN BANGALORE. Indian Vijayakanth S., 21, holds a 2-millimetre wide nylon thread after inserting it through his tear duct and out of his mouth in 60 seconds in an attempt to enter in the Guinness Book of records on May 28, 2004 in the southern Indian city of Bangalore. REUTERS/Jagadeesh Nv