1) Cull 2) Deciding 3) Decision making 4) Decline 5) Deem unacceptable 6) Deem wrong or inappropriate 7) Deny 8) Despise 9) Discard 10) Disclaim 11) Disdain 12) Factory second 13) Hold in contempt 14) Just say no 15) Look down on 16) Not accept 17) Rebuff 18) Rebut 19) Refuse entrance or membership Found on https://www.crosswordclues.com/clue/reject
Raw water (or liquid) that does not pass through the membrane barrier. The concentrate stream contains higher total dissolved solids or suspended solids than the feed stream
Found on http://www.encyclo.co.uk/visitor-contributions.php