There were discriminated people called 'Hakucho' (inferior servants) in Korean Peninsula who were engaged in slaughtering cows and horses and leather industry, and in medieval Germany, there were cases in which books were burnt in a slaughterhouse of cows and horses.
だが、朝鮮半島においても、牛馬の解体・皮革産業に従事する被差別民「白丁」が存在し、中世ドイツでも焚書を牛馬の解体場で行うなどの例があった。