Crossword clues for the word: PCBS The word PCBS has appeared as an answer to at least 62 crossword clues on different crossword puzzles. Crossword clues for PCBS Showing 51 to 62 of 62 results Clue(s) Some EPA targets Some industrial pollutants: abbr. Some pollutants Subj. of the Toxic Substances Control Act of 1976 They were banned by Congress in 1977 They've been banned in the U.S. since '79 Toxic chem. pollutants Toxic pollutants Toxic pollutants banned since the 1970s Toxins banned in the '70s Toxins phased out by 1970s legislation Toxins phased out by a 1975 law « Previous Next » 1 2