composition metal

17 LETTERS · STARTS WITH C

composition metal is a valid 17-letter word worth 24 points in Scrabble and 30 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

C3O1M3P3O1S1I1T1I1O1N1M3E1T1A1L1

3 + 1 + 3 + 3 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + 3 + 1 + 1 + 1 + 1 =24 PTS

DOUBLE WORD → 48TRIPLE WORD → 72

MEANING

What does composition metal mean?