1. grease trap: grease trap is a facility for collecting and storing leaked diesel oil. Usually, it is a container with enough capacity to hold diesel oil leakage, which has the characteristics of leakage prevention, corrosion resistance and easy cleaning.

2. Oil baffle: The oil baffle is used to isolate the working area and storage area in the diesel room to prevent diesel oil leakage from spreading to other areas. The oil separator is usually made of corrosion-resistant materials and has sealing performance, which can effectively prevent diesel oil from leaking and spreading.

3. Oil guide funnel: The oil guide funnel is a facility installed near the diesel oil storage tank or equipment, which is used to guide the leaked diesel oil to the oil separation facility. It usually has guiding function and anti-overflow design to minimize the scope of diesel oil leakage.