Jason Stover, 42, a private contractor from Grass Valley sprays retardant along the "L Line" off Route 32 ahead of the approaching Dixie Fire, near Chester, California, U.S., July 27, 2021. REUTERS/David Swanson

The ground along the "L Line" off Route 32 is sprayed with a retardant ahead of the approaching Dixie Fire, near Chester, California, U.S., July 27, 2021. REUTERS/David Swanson

Firefighters spray water to extinguish a wildfire burning near the village of Rodopoli, north of Athens, Greece, July 27, 2021. REUTERS/Costas Baltas

Firefighters spray water to extinguish a wildfire burning near the village of Rodopoli, north of Athens, Greece, July 27, 2021. REUTERS/Costas Baltas

Israeli soldiers threaten paramedics with pepper spray during a protest against Israeli settlements, near Tubas in the Israeli-occupied West Bank July 27, 2021. REUTERS/Raneen Sawafta

An Israeli soldier sprays pepper spray towards a journalist during a protest against Israeli settlements, near Tubas in the Israeli-occupied West Bank July 27, 2021. REUTERS/Raneen Sawafta TPX IMAGES OF THE DAY

Paramedics treat a journalist who was affected by pepper spray during a protest against Israeli settlements, near Tubas in the Israeli-occupied West Bank July 27, 2021. REUTERS/Raneen Sawafta

Firefighters spray water to extinguish a wildfire near the village of Rodopoli, north of Athens, Greece, July 27, 2021. REUTERS/Costas Baltas

A man sprays water to extinguish a wildfire near the village of Rodopoli, north of Athens, Greece, July 27, 2021. REUTERS/Costas Baltas

Firefighters spray water to extinguish a wildfire near the village of Rodopoli, north of Athens, Greece, July 27, 2021. REUTERS/Costas Baltas

A firefighter sprays water to extinguish a wildfire near the village of Rodopoli, north of Athens, Greece, July 27, 2021. REUTERS/Costas Baltas

A firefighter sprays water to extinguish a wildfire near the village of Rodopoli, north of Athens, Greece, July 27, 2021. REUTERS/Costas Baltas

Tokyo 2020 Olympics - Sailing - Men's Finn - Opening Series - Enoshima Yacht Harbour - Tokyo, Japan - July 27, 2021. Giles Scott of Britain sprays water on himself after competing. REUTERS/Carlos Barria

A member of the staff wearing a protective face mask cleans and sprays sanitizer over seats in the Miyagi Stadium, during the Tokyo 2020 Olympic Games, in Sendai, Miyagi prefecture, Japan, July 26, 2021. REUTERS/Amr Abdallah Dalsh

A member of the staff wearing a protective face mask cleans and sprays sanitizer over seats in the Miyagi Stadium, during the Tokyo 2020 Olympic Games, in Sendai, Miyagi prefecture, Japan, July 26, 2021. REUTERS/Amr Abdallah Dalsh


A firefighter sprays water to extinguish a wildfire burning near the village of Kalentzi, near Corinth, Greece, July 23, 2021. REUTERS/Vassilis Psomas

A helicopter sprays the flood-affected Sermann vineyard in Altenahr, Germany, July 23, 2021. REUTERS/Andreas Kranz

Tokyo 2020 Olympics - Archery - Men's Individual - Ranking Round - Yumenoshima Archery Field, Tokyo, Japan - July 23, 2021. Patrick Huston of Britain has his head sprayed to cool down REUTERS/Clodagh Kilcoyne

A police officer uses pepper spray against demonstrators during a protest against coronavirus disease (COVID-19) vaccinations outside the parliament building, in Athens, Greece, July 21, 2021. REUTERS/Costas Baltas TPX IMAGES OF THE DAY

Tokyo 2020 Olympics - Soccer Football - Women - Group E - Great Britain v Chile - Sapporo Dome, Sapporo, Japan - July 21, 2021. Staff spray disinfectant after the match REUTERS/Kim Hong-Ji

Tokyo 2020 Olympics - Soccer Football - Women - Group E - Great Britain v Chile - Sapporo Dome, Sapporo, Japan - July 21, 2021. Staff sprays disinfectant inside the stadium before the match REUTERS/Kim Hong-Ji

Police sprays protesters with a water cannon during an anti-government demonstration, in Bangkok, Thailand July 18, 2021. REUTERS/Soe Zeya Tun

Anti-government protesters take cover as riot police spray them with a water cannon during a march toward the Government House, demanding Thai Prime Minister Prayuth Chan-ocha resignation, mandatory vaccination policy and reform in the monarchy, in Bangkok, Thailand, July 18, 2021. REUTERS/Chalinee Thirasupa

Anti-government protesters take cover as riot police spray them with a water cannon during a march toward the Government House, demanding Thai Prime Minister Prayuth Chan-ocha resignation, mandatory vaccination policy and reform in the monarchy, in Bangkok, Thailand, July 18, 2021. REUTERS/Chalinee Thirasupa

Protesters hide as police spray water cannon during an anti-government demonstration, in Bangkok, Thailand July 18, 2021. REUTERS/Soe Zeya Tun

Police spray water cannon during an anti-government demonstration, in Bangkok, Thailand July 18, 2021. REUTERS/Soe Zeya Tun

A protester stands as police spray water cannon during an anti-government demonstration, in Bangkok, Thailand July 18, 2021. REUTERS/Soe Zeya Tun

A horse with burn injuries from the Chuweah Creek Fire near Nespelem is treated with medicated spray while recovering on a ranch operated by volunteers with area's animal welfare nonprofit Okandogs, in Rock Island, Washington, U.S., July 17, 2021. REUTERS/David Ryder

Horses with burn injuries from the Chuweah Creek Fire near Nespelem are treated with medicated spray while recovering on a ranch operated by volunteers with area's animal welfare nonprofit Okandogs, in Rock Island, Washington, U.S., July 17, 2021. REUTERS/David Ryder

Adaan Velazquez, 13, applies a medicated spray to a horse with burn injuries from the Chuweah Creek Fire near Nespelem, as it recovers on a ranch operated by volunteers with area's animal welfare nonprofit Okandogs, in Rock Island, Washington, U.S., July 17, 2021. REUTERS/David Ryder

Golf - The 149th Open Championship - Royal St George's, Sandwich, Britain - July 17, 2021 Brian Harman of the U.S. sprays himself on the 1st tee during the third round REUTERS/Rebecca Naden

Performers dance as a person sprays them with disinfectant against the coronavirus disease (COVID-19) during celebrations of the Virgin del Carmen in the July 16 neighbourhood that bears the name in commemoration of the uprising against the Spanish conquistadors in 1809, in La Paz, Bolivia July 16, 2021. REUTERS/Claudia Morales TPX IMAGES OF THE DAY

Firefighters spray water from a fire train to hot spots along the tracks over Rock Creek Bridge as the Dixie Fire grows in Plumas National Forest, California, U.S., July 15, 2021. REUTERS/David Swanson

Firefighters spray water from a fire train to hot spots along the tracks over Rock Creek Bridge as the Dixie Fire grows in Plumas National Forest, California, U.S., July 15, 2021. REUTERS/David Swanson

Firefighters spray water from a fire train to hot spots along the tracks over Rock Creek Bridge while others stand by a fire truck as the Dixie Fire grows in Plumas National Forest, California, U.S., July 15, 2021. REUTERS/David Swanson

Firefighters spray water from a fire train to hot spots along the tracks over Rock Creek Bridge as the Dixie Fire grows in Plumas National Forest, California, U.S., July 15, 2021. REUTERS/David Swanson

Firefighters spray water from a fire train to hot spots along the tracks over Rock Creek Bridge as the Dixie Fire grows in Plumas National Forest, California, U.S., July 15, 2021. REUTERS/David Swanson

Firefighters spray water from a fire train to hot spots along the tracks over Rock Creek Bridge as the Dixie Fire grows in Plumas National Forest, California, U.S., July 15, 2021. REUTERS/David Swanson

Firefighters spray water from a fire train to hot spots along the tracks over Rock Creek Bridge as the Dixie Fire grows in Plumas National Forest, California, U.S., July 15, 2021. REUTERS/David Swanson TPX IMAGES OF THE DAY

People walk through water mist spray during the afternoon rush hour, ahead of the Tokyo 2020 Olympic Games that have been postponed to 2021 due to the coronavirus disease (COVID-19) pandemic in Tokyo, Japan, July 15, 2021. REUTERS/Toby Melville

A man walks through a water mist spray during the afternoon rush hour, ahead of the Tokyo 2020 Olympic Games that have been postponed to 2021 due to the coronavirus disease (COVID-19) pandemic in Tokyo, Japan, July 15, 2021. REUTERS/Toby Melville

A man wearing a protective face mask walks beneath a cooling mist spray, ahead of the Tokyo 2020 Olympic Games that have been postponed to 2021 due to the coronavirus disease (COVID-19) pandemic, in Tokyo, Japan, July 15, 2021. REUTERS/Phil Noble

A police officer stands beneath a cooling mist spray, ahead of the Tokyo 2020 Olympic Games that have been postponed to 2021 due to the coronavirus disease (COVID-19) pandemic, in Tokyo, Japan, July 15, 2021. REUTERS/Phil Noble

A man jumps beneath a cooling mist spray, ahead of the Tokyo 2020 Olympic Games that have been postponed to 2021 due to the coronavirus disease (COVID-19) pandemic, in Tokyo, Japan, July 15, 2021. REUTERS/Phil Noble

Ambulance driver Sunaryo, 53, sprays disinfectant after delivering a patient suffering from coronavirus disease (COVID-19) at a hospital, as cases surge in Depok, on the outskirts of Jakarta, Indonesia, July 13, 2021. Picture taken July 13, 2021. REUTERS/Ajeng Dinar Ulfiana

Volunteer firefighters spray water on hotspots from an isolated structure fire which was successfully extinguished the night before, as the Bootleg Fire expands to over 200,000 acres, in Klamath Falls, Oregon, U.S., July 13, 2021. Picture taken July 13, 2021. REUTERS/Mathieu Lewis-Rolland

Volunteer firefighters spray water on hotspots from an isolated structure fire which was successfully extinguished the night before, as the Bootleg Fire expands to over 200,000 acres, in Klamath Falls, Oregon, U.S., July 13, 2021. Picture taken July 13, 2021. REUTERS/Mathieu Lewis-Rolland

Volunteer firefighters spray water on hotspots from an isolated structure fire which was successfully extinguished the night before, as the Bootleg Fire expands to over 200,000 acres, in Klamath Falls, Oregon, U.S., July 13, 2021. Picture taken July 13, 2021. REUTERS/Mathieu Lewis-Rolland

Children play with sprayed water during a hot summer day at the Moscow Zoo, in Moscow, Russia July 12, 2021. REUTERS/Tatyana Makeyeva

Billionaire entrepreneur Richard Branson prepares to spray champagne after flying with a crew in Virgin Galactic's passenger rocket plane VSS Unity to the edge of space at Spaceport America near Truth or Consequences, New Mexico, U.S., July 11, 2021. REUTERS/Joe Skipper

Billionaire entrepreneur Richard Branson reacts from sprayed champagne after flying with a crew in Virgin Galactic's passenger rocket plane VSS Unity to the edge of space at Spaceport America near Truth or Consequences, New Mexico, U.S., July 11, 2021. REUTERS/Joe Skipper

Billionaire entrepreneur Richard Branson sprays the crew with champagne after they were announced as astronauts for flying Virgin Galactic's passenger rocket plane VSS Unity to the edge of space at Spaceport America near Truth or Consequences, New Mexico, U.S., July 11, 2021. REUTERS/Joe Skipper

A neighbour of 64-year-old Yoyoh Sa'diah who passed away due to complications related to COVID-19 whilst isolating at her home, wearing personal protective equipment, is sprayed with disinfectant before embalming the deceased, in Bogor, West Java province, Indonesia, July 8, 2021. Indonesia is struggling to cope with a devastating wave of COVID-19 cases driven by the highly contagious Delta variant, which has left hospitals overflowing and meant many infected people unable to get a hospital bed simply die at home. REUTERS/Willy Kurniawan SEARCH "VOLUNTEER UNDERTAKER" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.

A boat sprays water in front of a banner of Egypt's President Abdel Fattah al-Sisi as Ever Given, one of the world's largest container ships, sets sail to leave through Suez Canal after the canal authority reached a settlement with the vessel's owner and insurers, in Ismailia, Egypt, July 7, 2021. REUTERS/Amr Abdallah Dalsh

A boat sprays water in front of a banner of Egypt's President Abdel Fattah al-Sisi as Ever Given, one of the world's largest container ships, sets sail to leave through Suez Canal after the canal authority reached a settlement with the vessel's owner and insurers, in Ismailia, Egypt, July 7, 2021. REUTERS/Amr Abdallah Dalsh

Children play in the spray-grounds at Ferko Playground as Philadelphia Parks and Recreation summer camp begins at a limited capacity due to the coronavirus disease (COVID-19) outbreak in Philadelphia, Pennsylvania, U.S., July 6, 2021. REUTERS/Hannah Beier

A girl poses for a photo in the spray-grounds at Ferko Playground as Philadelphia Parks and Recreation summer camp begins at a limited capacity due to the coronavirus disease (COVID-19) outbreak in Philadelphia, Pennsylvania, U.S., July 6, 2021. REUTERS/Hannah Beier

Children play in the spray-grounds at Ferko Playground as Philadelphia Parks and Recreation summer camp begins at a limited capacity due to the coronavirus disease (COVID-19) outbreak in Philadelphia, Pennsylvania, U.S., July 6, 2021. REUTERS/Hannah Beier

A girl plays in the spray-grounds at Ferko Playground as Philadelphia Parks and Recreation summer camp begins at a limited capacity due to the coronavirus disease (COVID-19) outbreak in Philadelphia, Pennsylvania, U.S., July 6, 2021. REUTERS/Hannah Beier

A boy plays in the spray-grounds at Ferko Playground as Philadelphia Parks and Recreation summer camp begins at a limited capacity due to the coronavirus disease (COVID-19) outbreak in Philadelphia, Pennsylvania, U.S., July 6, 2021. REUTERS/Hannah Beier