Both saltwater and fresh pools use some form of chlorine to keep water clean, clear and bacteria free. In freshwater pools, like this one in Sacramento, liquid chlorine is added as needed. Manny ...

Gentler saltwater pools are becoming the norm and not the exception. Here's what you need to know about converting a pool. David lives in Brooklyn where he's spent more than a decade covering all ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Americans love to swim. We’ve won one-third of all Olympic ...