It’s been a while since I’ve written about water related products, so today I’m going to take a quick look at three simple products that provide clean water.  These products are not appropriate for all situations, but they’re all intended for developing countries.  Let’s take a look and see whether they’re actually a good fit to provide lasting solutions. Hydraid BioSand Water Filter As the name would imply this is a water filter that uses sand to filter out thecontinue reading