... 2-stroke gasoline engine, 4-stroke gasoline engine and diesel engine as the powers for pump series.The 2-stroke gasoline engine has small ... room and poor-ventilated place, since exhaust emissions from the engine contain toxic carbon monoxide (CO), which may make people ... corrosives such as seawater, chemical solution, alkaline liquids (used engine oil, alcohols and honey).7. Locate the water pump on ...