【医】 double chlorination
twice
【医】 bis-
chlorine
【医】 C1.; chlor-; chlorine; chlorinum; chloro-; chlorum; niton
antisepsis; disinfect; disinfection; listerize; sanitize; sterilize
【化】 antipoisoning; sterilization
【医】 degerm; degermation; disinfect; disinfection; sterilisatio
sterilization; sterilize