Biodiesel fuel (BDF) has been made by transesterification of extracted oil of soybean oil sediment with methanol in the presence of KOH as catalyst.

大豆油脚浸出油与甲醇在催化剂koh作用下通过酯交换反应制得生物柴油(BDF)。

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The soybean phosphatidylethanolamine and phosphatidylinositol were prepared by combining methods of solvents extraction and silica gel column chromatography from soybean oil sediment.

采用溶剂萃取法和柱色谱法相结合的工艺，从大豆油脚中制备肌醇磷脂，研究了不同洗脱剂对柱色谱分离脑磷脂和肌醇磷脂效果的影响。

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Both oil and gas are less dense than water, so they generally tend to rise upward through water-saturated rock and sediment.

石油和天然气的密度都比水小，所以二者通常会浮在被水浸泡的岩石和沉积物的表层。

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Much of the oil has been removed and processed for use, but each time a large amount of oil is taken from the quarry, more seeps up from the sediment below and so the process has to start again.

BBC: Torrey Canyon seabed returns to normal after oil spill