flameproofed
present participle of redisguise
plural of loadstone
A lump of calcined glass materials, brought to a pasty condition in a reverberatory furnace, preliminary to the perfect vitrification in the melting pot.
simple past tense and past participle of flameproof
点検前に実験室のカーテンは防炎加工されており、安全基準を満たしていました。
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