Even the apparently “tasteless” chlorination tablets can taste a little like your summer camp swimming pool, so a small bottle of diluting juice is a good idea — if you have the option, of course.

With IWPS II, Marines are able to quickly purify fresh bodies of water on the go. The current system filters bacteria and cysts, but Marines still have to use purification tablets to remove viruses.

2. Water purification tablets may also be used by following the manufacturer’s instructions. 3. Potable water is available at ...