最終更新日：2024/07/28

Spontaneously igniting in air, especially when in a finely divided state. / Producing sparks, especially by friction.

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pyrophoric

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pyrophoric

adj

Spontaneously igniting in air, especially when in a finely divided state. / Producing sparks, especially by friction.

Be careful when handling pyrophoric materials as they can spontaneously ignite in air.

意味（1）

Spontaneously igniting in air, especially when in a finely divided state.

意味（2）

Producing sparks, especially by friction.

意味（3）

(fire investigation) Able to oxidize with exposure to atmospheric oxygen at [[normal] temperatures.