A proposed rule promulgated by the U.S. Environmental Protection Agency (EPA) to take effect in the year 2000 intended to reduce the number of Crypto Oocysts (Cryptosporidium parvum) found in raw water supplies used for drinking water.
ENHANCED SURFACE WATER TREATMENT RULE (ESWTR)
Meaning of ENHANCED SURFACE WATER TREATMENT RULE (ESWTR) in English
Environmental engineering English vocabulary. Английский словарь экологического инжиниринга. 2012