<Ul> <Li> Waterless urinals </Li> <Li> Waterless car washes </Li> <Li> Infrared or foot - operated taps, which can save water by using short bursts of water for rinsing in a kitchen or bathroom </Li> <Li> Pressurized waterbrooms, which can be used instead of a hose to clean sidewalks </Li> <Li> X-ray film processor re-circulation systems </Li> <Li> Cooling tower conductivity controllers </Li> <Li> Water - saving steam sterilizers, for use in hospitals and health care facilities </Li> <Li> Rain water harvesting </Li> <Li> Water to Water heat exchangers . </Li> </Ul> <Li> Waterless car washes </Li> <Li> Infrared or foot - operated taps, which can save water by using short bursts of water for rinsing in a kitchen or bathroom </Li> <Li> Pressurized waterbrooms, which can be used instead of a hose to clean sidewalks </Li>

Two ways to conserve water electricity and soil