This photo taken on October 21, 2023 shows a restaurant employee taking away a pot of oily broth, which will be recycled, at an eatery in Chengdu, China’s southwest Sichuan province. – With around 150,000 tonnes of used hotpot oil thrown out by restaurants in the city each year, local business Sichuan Jinshang Environmental Protection has found a niche processing the greasy waste and exporting it to be turned into aviation fuel. (Photo by Hector RETAMAL / AFP) / TO GO WITH: CHINA-FOOD-ENERGY-ENVIRONMENT-AVIATION, FOCUS – TO GO WITH: China-food-energy-environment-aviation, FOCUS