A man enjoys an ice cream cones during the summer's second heat wave in The Dalles, Oregon, U.S., July 31, 2021. Picture taken July 31, 2021. REUTERS/Maranie Staab

A boy enjoys ice cream cones during the summer's second heat wave in The Dalles, Oregon, U.S., July 31, 2021. Picture taken July 31, 2021. REUTERS/Maranie Staab

A young girl enjoys an ice cream cone during the summer's second heat wave in The Dalles, Oregon, U.S., July 31, 2021. Picture taken July 31, 2021. REUTERS/Maranie Staab

A family enjoys ice cream cones during the summer's second heat wave in The Dalles, Oregon, U.S., July 31, 2021. Picture taken July 31, 2021. REUTERS/Maranie Staab

An ice cream cone melts at Shannon's Ice Cream Shop amidst a second heat wave in The Dalles, Oregon, U.S., July 31, 2021. Picture taken July 31, 2021. REUTERS/Maranie Staab

Tubs of ice-cream are seen as a labourer works at Ben & Jerry's factory in Be'er Tuvia, Israel July 20, 2021. REUTERS/Ronen Zvulun

A Ben & Jerry's ice-cream delivery truck is seen at their factory in Be'er Tuvia, Israel July 20, 2021. REUTERS/Ronen Zvulun

Lids of Ben & Jerry's ice-cream tubs are seen as a labourer works at their factory in Be'er Tuvia, Israel July 20, 2021. REUTERS/Ronen Zvulun

Lids of Ben & Jerry's ice-cream tubs are seen at their factory in Be'er Tuvia, Israel July 20, 2021. REUTERS/Ronen Zvulun

Tubs of Ben & Jerry's ice-creams are seen inside a refrigerator at a food store in the Jewish settlement of Efrat in the Israeli-occupied West Bank July 20, 2021. REUTERS/Ronen Zvulun

Tubs of Ben & Jerry's ice-creams are seen as a labourer works at their factory in Be'er Tuvia, Israel July 20, 2021. REUTERS/Ronen Zvulun

A worker handles tubs of Ben & Jerry's ice-cream at their factory in Be'er Tuvia, Israel July 20, 2021. REUTERS/Ronen Zvulun

Volunteer Ole Oberlaender and Romina Mueller work to clean an ice cream parlor affected by floods caused by heavy rainfalls in the center of Bad Muenstereifel, Germany, July 18, 2021. REUTERS/Thilo Schmuelgen

A volunteer spreads cream on the nose of a horse burned by the Chuweah Creek Fire near Nespelem as it recovers on a ranch, operated by volunteers with area animal welfare nonprofit Okandogs, in Rock Island, Washington, U.S., July 17, 2021. REUTERS/David Ryder

A volunteer spreads antibiotic cream on the eye of a horse burned by the Chuweah Creek Fire near Nespelem as it recovers on a ranch, operated by volunteers with area animal welfare nonprofit Okandogs, in Rock Island, Washington, U.S., July 17, 2021. REUTERS/David Ryder

Volunteer Starla Zo Dore spreads burn cream on a horse burned by the Chuweah Creek Fire near Nespelem as it recovers on a ranch, operated by volunteers with area animal welfare nonprofit Okandogs, in Rock Island, Washington, U.S., July 17, 2021. REUTERS/David Ryder

Volunteer Starla Zo Doré applies burn cream to the wounds of a horse burned by the Chuweah Creek Fire near Nespelem as it recovers on a ranch, operated by volunteers with area animal welfare nonprofit Okandogs, in Rock Island, Washington, U.S., July 17, 2021. REUTERS/David Ryder

A girl eats an ice cream on a hot summer day in central Kyiv, Ukraine July 16, 2021. REUTERS/Gleb Garanich

Children eat ice cream as they walk on a crowded street at a commercial area as the coronavirus disease (COVID-19) outbreak continues in Mexico City, Mexico July 15, 2021. Picture taken July 15, 2021. REUTERS/Luis Cortes

Lauren Bower, her husband Kevin Bower and son Jack Horton, 11, eat ice creams in Pass-A-Grille Beach, ahead of Tropical Storm Elsa that's due to affect the Gulf coastal areas of Florida state, U.S., July 5, 2021. REUTERS/Octavio Jones

Children walk eating ice creams as people gather for the annual Independence Day fireworks celebration at the National Mall in Washington, U.S., July 4, 2021. REUTERS/Joshua Roberts

U.S. President Joe Biden arrives at Moomers Homemade Ice Cream in Traverse City, Michigan, U.S., July 3, 2021. REUTERS/Joshua Roberts

U.S. President Joe Biden arrives at Moomers Homemade Ice Cream in Traverse City, Michigan, U.S., July 3, 2021. REUTERS/Joshua Roberts

U.S. President Joe Biden exits Moomers Homemade Ice Cream, in Traverse City, Michigan, U.S., July 3, 2021. REUTERS/Joshua Roberts

U.S. President Joe Biden's limousine is seen outside of Moomers Homemade Ice Cream, in Traverse City, Michigan, U.S., July 3, 2021. REUTERS/Joshua Roberts

U.S. President Joe Biden eats ice cream at Moomers Homemade Ice Cream, in Traverse City, Michigan, U.S., July 3, 2021. REUTERS/Joshua Roberts

U.S. President Joe Biden eats ice cream at Moomers Homemade Ice Cream, in Traverse City, Michigan, U.S., July 3, 2021. REUTERS/Joshua Roberts

U.S. President Joe Biden, next to Senators Gary Peters and Debbie Stabenow, visits Moomers Homemade Ice Cream, in Traverse City, Michigan, U.S., July 3, 2021. REUTERS/Joshua Roberts

U.S. President Joe Biden, next to Senators Gary Peters and Debbie Stabenow, visits Moomers Homemade Ice Cream, in Traverse City, Michigan, U.S., July 3, 2021. REUTERS/Joshua Roberts

U.S. President Joe Biden speaks with a child as he visits Moomers Homemade Ice Cream, in Traverse City, Michigan, U.S., July 3, 2021. REUTERS/Joshua Roberts

U.S. President Joe Biden, next to Senator Debbie Stabenow, visits Moomers Homemade Ice Cream, in Traverse City, Michigan, U.S., July 3, 2021. REUTERS/Joshua Roberts

U.S. President Joe Biden, next to Senator Gary Peters, visits Moomers Homemade Ice Cream, in Traverse City, Michigan, U.S., July 3, 2021. REUTERS/Joshua Roberts

U.S. President Joe Biden visits Moomers Homemade Ice Cream, in Traverse City, Michigan, U.S., July 3, 2021. REUTERS/Joshua Roberts

Employees wait for costumers at an ice cream shop in Patong beach as Phuket gets ready to open to overseas tourists from July 1, allowing fully vaccinated foreigns to visit the resort island without quarantine, in Phuket, Thailand June 30, 2021. REUTERS/Jorge Silva

U.S. President Joe Biden holds an ice cream cone during a stop at an ice cream shop after a visit to La Crosse Municipal Transit Utility, in La Crosse, Wisconsin, U.S., June 29, 2021. REUTERS/Kevin Lamarque

U.S. President Joe Biden holds an ice cream cone during a stop at an ice cream shop after a visit to La Crosse Municipal Transit Utility, in La Crosse, Wisconsin, U.S., June 29, 2021. REUTERS/Kevin Lamarque TPX IMAGES OF THE DAY

U.S. President Joe Biden holds an ice cream cone during a stop at an ice cream shop after a visit to La Crosse Municipal Transit Utility, in La Crosse, Wisconsin, U.S., June 29, 2021. REUTERS/Kevin Lamarque

U.S. President Joe Biden holds an ice cream cone during a stop at an ice cream shop after a visit to La Crosse Municipal Transit Utility, in La Crosse, Wisconsin, U.S., June 29, 2021. REUTERS/Kevin Lamarque

U.S. President Joe Biden looks up at the flavors while ordering at The Pearl ice cream shop after a visit to La Crosse Municipal Transit Utility, in La Crosse, Wisconsin, U.S., June 29, 2021. REUTERS/Kevin Lamarque

U.S. President Joe Biden holds an ice cream cone during a stop at an ice cream shop after a visit to La Crosse Municipal Transit Utility, in La Crosse, Wisconsin, U.S., June 29, 2021. REUTERS/Kevin Lamarque

U.S. President Joe Biden poses with a child while having an ice cream during a stop at an ice cream shop after a visit to La Crosse Municipal Transit Utility, in La Crosse, Wisconsin, U.S., June 29, 2021. REUTERS/Kevin Lamarque

U.S. President Joe Biden has an ice cream as he exits The Pearl ice cream shop after a visit to La Crosse Municipal Transit Utility, in La Crosse, Wisconsin, U.S., June 29, 2021. REUTERS/Kevin Lamarque

People eat ice cream in the Sicilian town of Taormina, one of the island's most popular hotspots, Italy, June 27, 2021. REUTERS/Antonio Parrinello

Britain's Camilla, Duchess of Cornwall, poses with an ice-cream as she visits the Royal Parks in Hyde Park, London, Britain, June 23, 2021. REUTERS/Tom Nicholson/Pool

People eat ice cream as they gather in Campo de' Fiori as much of Italy becomes a low risk "white zone" ditching curfew for the first time in months, in Rome, Italy, June 14, 2021. REUTERS/Guglielmo Mangiapane

Police officers eat ice-cream as they stands in St. Ives, on the sidelines of G7 summit in Cornwall, Britain, June 11, 2021. REUTERS/Dylan Martinez

Jess Midwinter, from a coalition of climate groups and charities, holds an ice cream with wafers carrying a message to promote the waiver of vaccines intellectual property, near Falmouth, on the sidelines of G7 summit, in Cornwall, Britain, June 11, 2021. REUTERS/Peter Nicholls

Jess Midwinter, from a coalition of climate groups and charities, holds an ice cream with wafers carrying a message to promote the waiver of vaccines intellectual property, near Falmouth, on the sidelines of G7 summit, in Cornwall, Britain, June 11, 2021. REUTERS/Peter Nicholls

Jess Midwinter, from a coalition of climate groups and charities, holds an ice cream with wafers carrying a message to promote the waiver of vaccines intellectual property, near Falmouth, on the sidelines of G7 summit, in Cornwall, Britain, June 11, 2021. REUTERS/Peter Nicholls

People receive free ice cream from a mobile ice cream vendor, following a vigil organised after four members of a Muslim family were killed in what police describe as a hate-motivated attack at London Muslim Mosque in London, Ontario, Canada, June 8, 2021. The sign reads "From our Muslim family to yours". REUTERS/Carlos Osorio

A local resident eats ice cream at a coronavirus disease (COVID-19) vaccination event for adolescents and adults, outside the Bronx Writing Academy school in the Bronx borough of New York City, New York, U.S., June 4, 2021. REUTERS/Mike Segar

A member of Venezuelan brotherhood "Dancing Devils" eats an ice cream called "teta" during their annual Corpus Christi celebration with a call for the end of the coronavirus disease (COVID-19), in Naiguata, Venezuela June 3, 2021. Picture taken June 3, 2021. REUTERS/Leonardo Fernandez Viloria

A boy member of Venezuelan brotherhood "Dancing Devils" eats an ice cream known as "teta" during their annual Corpus Christi celebration with a call for the end of the coronavirus disease (COVID-19), in Naiguata, Venezuela June 3, 2021. Picture taken June 3, 2021. REUTERS/Leonardo Fernandez Viloria

Kids wear face masks while adults remain unmasked at Johnson's Real Ice Cream as the coronavirus disease (COVID-19) restrictions are lifted statewide in Columbus, Ohio, U.S., June 3, 2021. REUTERS/Gaelen Morse

U.S. President Joe Biden eats an ice-cream during a visit to Cleveland, Ohio, U.S., May 27, 2021. REUTERS/Evelyn Hockstein

U.S. President Joe Biden eats an ice-cream during a visit to Cleveland, Ohio, U.S., May 27, 2021. REUTERS/Evelyn Hockstein

U.S. President Joe Biden gets an ice-cream at Honey Hut during a visit to Cleveland, Ohio, U.S., May 27, 2021. REUTERS/Evelyn Hockstein

U.S. President Joe Biden gets an ice-cream at Honey Hut during a visit to Cleveland, Ohio, U.S., May 27, 2021. REUTERS/Evelyn Hockstein

U.S. President Joe Biden eats an ice-cream during a visit to Cleveland, Ohio, U.S., May 27, 2021. REUTERS/Evelyn Hockstein

U.S. President Joe Biden eats an ice-cream during a visit to Cleveland, Ohio, U.S., May 27, 2021. REUTERS/Evelyn Hockstein