The flame area which has developed from the fire source is an area of chemical reaction caused by combustion.

火源生成的火焰区是燃烧引起的化学反应区域。

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Polyester stapes should be stored in a dry and clean room, far from the fire source, heating and direct sunlight.

聚酯包带应贮存在干燥而洁净的室内，不应靠近火源、暖气及受日光直射，从出公司之日起贮存期为一年。

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The goods produced films should always be away from the fire source, water, acids, alkalis and oxides, packaging barrels should be kept sealed.

本产片品始终应远离火源、水、酸、碱并氧化物，包装桶应随时密封。

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He then returned to the theater and tossed a canister inside before opening fire, the source said.

CNN: STORY HIGHLIGHTS

Israeli television said soldiers had failed to locate the source of fire and at first shot back in the wrong direction.

BBC: Israel to step up military operations

"They believed they were coming under attack from that side of the border, " a senior U.S. official said, although investigators have yet to pinpoint the precise source of fire.

WSJ: Airstrike Ravages U.S.-Pakistan Ties