How To Make Fire with a Bow Drill

Dave Canterbury of the Survival School has created what is easily the definitive guide to how to make a bow drill and how to make fire with a bow drill. If you only watch one video on the subject, make it this one.

Then again, conserving calories is key during a prepping situation. It may be better to use proper and purpose-built tooling such as a firestarter or flint-and-steel.