Enter a clue or pattern or both:
The Clue
Citrus colorant (8 letter answer)
The Answer
ETHYLENE
Tags
Notes
The answer ETHYLENE is so rare that it appears less than once every 2500 puzzles.
Related Clues
C2h4
___ glycol (antifreeze)
Colorless, flammable gas
Definition
ETHYLENE as a noun:
1. (ethylene, ethene) = a flammable colorless gaseous alkene; obtained from petroleum and natural gas and used in manufacturing many other chemicals; sometimes used as an anesthetic