The most common strategy of producing fire among the prehistoric peoples was the friction process. Most often, a pointed hardwood was twirled involving the palms and pressed into a gap on the sting of a softer Wooden. Flint, pyrites, and fire drills have already been found in Neolithic web-sites in https://understandingyourlegaldut45567.getblogs.net/68790463/the-best-side-of-fire-safety-risk-evaluation