To combat these pesky impurities, they came up with an innovative solution: a reusable bronze filter that could be attached to a plant-based straw. Whenever they wanted to slurp their drink of ...

A camping essential, the LifeStraw is a portable straw-shaped filter that allows you to get fresh water wherever you go. One end of the straw goes into a dirty water source like a stream or lake ...

A measure of how effectively the filter removed flavor taints, along with the resulting odor taints, that CR added to plain water with minimal intrinsic flavor and odor (the "control" water).

Luckily, one of our favorite portable water filtering devices, the LifeStraw Personal Water Filter, is on sale now at Amazon. A camping essential, the LifeStraw is a portable straw-shaped filter ...