Quality control is at the heart of good manufacturing, as inferior goods tend to result in sunk costs at best and disgruntled or unsatisfied customers at worst. In the past, most quality control work ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Moisture meters may not be familiar to the average homeowner, but they provide tremendous value for ...

Sensors vary widely and can monitor and detect a variety of sources, such as light, heat, motion, moisture, and pressure. Typical sensors used in smart cities can sense temperature, proximity, ...