Boat fires are a real possibility, so having the right fire extinguisher, like a Mariner from Kidde, can make the difference between making port or making headlines. Mariner Disposable Fire Extinguishers meet U.S. Coast Guard standards for hand-portable extinguishers and are effective on flammable fuels—gas, oil, and grease. BC Mariner Disposable Fire Extinguishers expel a sodium bicarbonate fire fighting agent that won't fuse with or damage metal surfaces and are especially effective on gasoline or electrical fires. Plus cleanup is easier and less expensive.