Answer:

slicks

Answer	Crossword Clue
SLICKS	Oil spots
SLICKS	Oil problems
SLICKS	Smooths, as hair

SLICKS	Consequences of ocean spills
SLICKS	Glossy magazines
SLICKS	Oil leaks
SLICKS	Smooths down.
SLICKS	Certain magazines: Slang.
SLICKS	Oily patches
SLICKS	Ocean pollution