Kitchen faucets are one of the grimiest spots in your home. Dirty hands turn the faucet on—right after handling raw meat or cookie dough—and germs spread to the handles. And unless you sanitize your ...

Touchless bathroom faucet and sensor-operated plumbing fixtures have been around since the 1970s. But it wasn’t until the 1980s when they began turning up in airport restrooms that most Americans ...