Pneumatic barrier

A pneumatic barrier is a method of containing oil spills. Air bubbling through a perforated pipe causes an upward water flow that slows the spread of oil. It can also be used to stop fish from entering polluted water. Pneumatic barriers are also known as air curtains.

单词	Pneumatic barrier
释义	Pneumatic barrier 英语百科 Pneumatic barrier A pneumatic barrier is a method of containing oil spills. Air bubbling through a perforated pipe causes an upward water flow that slows the spread of oil. It can also be used to stop fish from entering polluted water. Pneumatic barriers are also known as air curtains.
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