They're genocidal inmates, most of them, and they're stirring the contents of their own latrines, because if you put poop in a sealed environment, in a tank, pretty much like a stomach, then, pretty much like a stomach, it gives off gas, and you can cook with it.
他们是种族主义囚犯，大部分都是， 他们正在搅拌他们自己厕所里的粪便， 因为如果你把粪便放在一个密封的环境下，在一个罐子里， 大体跟胃一样， 它会产生瓦斯气体， 这些气体可以用来做饭。