Siphon - SODIAL(R) Car Portable Manual Hand Siphon Pump Hose Gas Oil Liquid Syphon Pump A great way to syphon fuel, petrol, diesel, water, fluid, etc. Used for your car, motorhome, caravan, garage, boat or even your motorcycle ready in case of emergency. Also is used to clean your aquarium or fish tank, keeps a good environment for fishes.