<span class="readhead">Pump Fire Drill</span><br> 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
19 Camping Hacks That Might Actually Save Your Life One Day
Most of us don’t carry a compass at all times. Here’s a quick trick to use your wristwatch as a compass. Point the hour hand at the sun and create an imaginary line between the hour hand and the 12 o’clock section. That imaginary line will point you south.