[Bob] built this simple device that can best be described as an electronic float valve. He was wasting a lot of water from overflowing water troughs and buckets around his farm. He would usually put ...

[Billy] has a special interest in passive hydroponics (also known as the Kratky method), which is a way of growing plants in nutrient-rich water that does not circulate. As the plant grows and liquid ...

Schaumburg-based Quality Float Works Inc., which makes metal float balls, valves and assemblies has filed for Chapter 11 bankruptcy protection. The global manufacturing firm works with the oil, gas, ...