The most widespread method of manufacturing fire amongst prehistoric peoples was the friction technique. Mostly, a pointed hardwood was twirled concerning the palms and pressed into a gap on the sting of a softer Wooden. Flint, pyrites, and fire drills are actually located in Neolithic sites in Europe. There are https://choosing-the-right-fire-s34455.ezblogz.com/67856636/considerations-to-know-about-fire-risk-assessment-services