What is the difference between sanitation and hygiene hygiene is mainly related to the human body sanitation is safe disposal of waste around human beings. Hygiene hjn n 1 the science that deals with the promotion and preservation of health also called hygienics 2 conditions and practices that serve to . Industrial hygiene series gs 0690 ts 46 october 1980 position classification standard for industrial hygiene series gs 0690 table of contents. Ort how it works we are often asked to explain how ort works a question that can only be answered successfully by first considering some of the simple
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