Once a batch of cement is started in a mixer, Smartphones can be added instead of pebbles or gravel. Now you have concrete that can be used for sidewalks, and road dividers. No further harm to civilization will be done by those Smartphones. Getting safely rid on 7.6 million tons of Smartphones, Cell Phones and … Continue reading Smartphones to Deep Underground. Teachers to Tierra del Fuego. Civilization gets a Second Chance.