Solutions Fire-resistant mineral has 14 entries with similar clues
- firmResistant to pressure
- pyrexGlass of a heat-resistant type used for ovenware
- alderWater-resistant wood
- immuneResistant to injury
- iridiumMetallic element resistant to corrosion (atomic no. 77)
- durableResistant to wear
- superbugMicroorganism resistant to antibiotics
- teryleneCrease resistant fibre
- heatproofResistant to heat
- crimpleneSynthetic crease resistant fabric
- refractoryHeat resistant
- imperviousResistant to liquids or gases
- impermeableResistant to liquids or gases
- invulnerableResistant to injury