A crash course in changing the world.
This was not created by me. However I did get to test it out at a convention here on Camp Pendleton.
This little straw can provide clean drinking water for one person for an entire year. It has been tested and works in some of the dirtiest waters on earth.
It is super cheap to produce. they told us less than a dollar a piece to make and that we (marines) would be handing them out like candy when in places like impoverished Africa.