cetane rating

13 LETTERS · STARTS WITH C

cetane rating is a valid 13-letter word worth 15 points in Scrabble and 19 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

C3E1T1A1N1E1R1A1T1I1N1G2

3 + 1 + 1 + 1 + 1 + 1 + 0 + 1 + 1 + 1 + 1 + 1 + 2 =15 PTS

DOUBLE WORD → 30TRIPLE WORD → 45

MEANING

What does cetane rating mean?