Pump Fire Drill: The Iroquois invented this ingenious pump drill, which uses a flywheel to generate friction. The crossbar and flywheel are made of hardwood; the spindle and fireboard are made from softwoods (as in the ha
18 Awesome Body Hacks# I'm totally sick right now & the most frustrating part is my inability to breath through my nose. I tried the stuffy nose trick & am now breathing through my nose! Some amazing tricks!