cross connection is what? A. when plumbing and electrical systems mix? B. when a faucet spout is belowthe fllod rim of a fixture? or C. when two dissimilar piping materials are joined?
Got an answer for cliff? Would you like to comment on the posted answers, or vote for the one which you think is the best?
Sign up for a free account, or sign in (if you're already a member).
