Super Sand Removes Carcinogens From Water in This Filter Making water safe to drink again. Facebook Prev Article Next Article Inventions Checkout these cool gadgets... Related Posts BeON – Smart Lightbulbs That Randomly Turn On to Deter Burglars No-Contact Bicycle Dynamo Lighting You Can Lift Cracked or Uneven Concrete with Foam Car Cup Holder Re-Invented Intelligent Speed Bumps Work on Newtonian Fluids iPad For Restaurants – Ordering On The iPad