Store quick-burning, flammable materials in designated locations away from ignition sources.

将速燃、易燃物品存储在远离火源的指定地点。

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The assembly is then ignited using one of the standard ignition sources and the combustion process is monitored.

用标准点火装置将套具点燃并监测燃烧过程。

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Eliminate all ignition sources. Use explosion-proof equipment. Powdered material may be a fire or explosion hazard. Suck up material and place in a disposal container.

消除所有的点火源。使用防爆设备。粉状材料可引起火灾或爆炸事故。吸取材料并置于处理容器中。

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The area near an uphill incline is considered a collection point for fuel and ignition sources, and it's possible a piece of debris fell into the tinder-dry brush early Thursday and sparked the fire, Piranio said.

NPR: Cause Of California Wildfire Appears Accidental