http://www.cnn.com/video/#/video/us/2010/06/13/carter.clean.pool.cnn?hpt=C2
The test strips test Free Chlorine, and if you're not the one in charge of maintaining the pool, should be good enough.
But I'd rather have my own pool, where I know what I'm swimming in.
The test strips test Free Chlorine, and if you're not the one in charge of maintaining the pool, should be good enough.
But I'd rather have my own pool, where I know what I'm swimming in.