small-particle pollution

NOUN
24 LETTERS · STARTS WITH S

small-particle pollution is a valid 24-letter word worth 30 points in Scrabble and 41 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
S1M3A1L1L1-0P3A1R1T1I1C3L1E1P3O1L1L1U1T1I1O1N1
1 + 3 + 1 + 1 + 1 + 0 + 3 + 1 + 1 + 1 + 1 + 3 + 1 + 1 + 0 + 3 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 =30 PTS
DOUBLE WORD → 60TRIPLE WORD → 90
MEANING

What does small-particle pollution mean?

NOUN · 1 SENSE
1

Air pollution caused by fine particles of soot (as from power plants or diesel engines).