The methods and steps of ship oil leakage or oil spill are as follows:

1: Use dispersant, and organize personnel to use degreasing device to recover oil leakage.

2. If the situation is beyond the control of the ship, seek shore-based support.

3. The engineer shall close the corresponding pipelines and valves.

4. Minimize environmental pollution, control the situation and report to the authorities and companies.

The principle of oil spill accident is to reduce pollution.