Enter a clue or pattern or both:
The Clue
Cobra products (6 letter answer)
The Answer
TOXINS
Tags
Notes
The answer TOXINS is so rare that it appears less than once every 2500 puzzles.
Related Clues
Antibody producers
PCBs, e.g.
Definition
TOXIN as a noun:
1. a poisonous substance produced during the metabolism and growth of certain microorganisms and some higher plant and animal species