persulphuric acid

17 LETTERS · STARTS WITH P

persulphuric acid is a valid 17-letter word worth 28 points in Scrabble and 34 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

P3E1R1S1U1L1P3H4U1R1I1C3A1C3I1D2

3 + 1 + 1 + 1 + 1 + 1 + 3 + 4 + 1 + 1 + 1 + 3 + 0 + 1 + 3 + 1 + 2 =28 PTS

DOUBLE WORD → 56TRIPLE WORD → 84

MEANING

What does persulphuric acid mean?