Answer:

paraffin

Answer	Crossword Clue
PARAFFIN	The wax in wax paper
PARAFFIN	Candle material
PARAFFIN	Petroleum product.

PARAFFIN	Preservative coating material.
PARAFFIN	Candle sealer
PARAFFIN	Petroleum derivative
PARAFFIN	Waterproofing material for paper
PARAFFIN	Coating of cheese