The Hindu caste system forces 15 percent of India's population to do jobs deemed 「unclean」 -anything that involves contact with bodily fluids, such as leatherwork and laundry or burying the dead.
印度的世袭阶级体系军队是印度人口的15%去做这种工作被认为「不清洁的」——任何事情包含接触用身体的体液,例如皮革制品和洗衣店洗衣或是埋葬死者。