Answer | Crossword Clue |
---|---|
SILICONE | Insulation and sealing material |
FOAM | Insulation material |
MICA | Insulation material |
MYLAR | Insulation material |
OPAL | Insulation material |
EBONITE | Electrical insulation material |
AEROGEL | Skylight insulation material, perhaps |
STYRENE | Material used in making insulation |