$100 goes to and last week’s coolest gadget is…

Last weeks coolest gadget competition again had a clear (and familiar) winner, SteriPEN UV water purifier, nice to see a truly life saving gadget taking the win, congrats and thanks to Gaj-It for the submission. The SteriPEN uses ultraviolet light to destroy waterborne microbes from all sources of water, be it from a forest stream or a particularly dodgy-looking overseas hotel tap. To use, simply flip the lid and place the end of the gadget into your glass of water. Switch it on, and wait fo