Complex sentence: Portable containment berms are essentially a basin that can catch many different types of hazardous liquids and chemicals, they are a form of secondary spill containment useful for containing mobile equipment such as oil drums, trucks, tankers and trailers.
Split into simpler sentences: Portable containment berms are essentially a basin that can catch many different types of hazardous liquids and chemicals. They are a form of secondary spill containment useful for containing mobile equipment such as oil drums, trucks, tankers and trailers.