With the Mississippi Delta on the left, the silvery swirling oil slick from the April 20 explosion and subsequent sinking of the Deepwater Horizon drilling platform is highly visible.

在此图中，密西西比三角洲位于左侧，由于“深水地平线”钻井平台爆炸并沉没而泄漏出来的银色浮油漩涡清晰可见。

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The result shows that there are two peak values, the first one is explosion wave pressure; the second is caused by the hot gas, which is heated by the subsequent flame.

研究结果表明，管内瓦斯爆炸过程中所产生的爆炸波有两个峰值，第一峰值为爆炸波压力，第二峰值压力为火焰到达后加热气体升压所致。

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Mr. Swanton said authorities didn't yet know if the fire and the subsequent explosion was an accident or intentionally set, according to the Associated Press.

WSJ: Fertilizer-Plant Blast Kills Five to 15 in Texas

The subsequent explosion produced a tremor similar to a small earthquake.

BBC: Texas Waco fertiliser plant blast search for survivors

To be sure, at the plant site the radiation has spiked to deadly levels after the fire at one reactor and subsequent explosion at a different reactor.

FORBES: Tracking Radioactive Drift from Fukushima Nuclear Plant