Bill Gates is in China working with engineers, there's 40 different companies that are working together to try to race to build the first reactor that runs on waste, that can't melt down and is cheaper than coal.
Bill Gates está na China, trabalhando com engenheiros. Há 40 empresas trabalhando juntas numa corrida para construir o primeiro reator à base de resíduos, que não derreta e seja mai barato do que o carvão.