Not until finally about 7000 bce did Neolithic male acquire trustworthy fire-earning methods, in the form both of drills, saws, and various friction-producing implements or of flint struck towards pyrites. Even then it had been additional convenient to keep a fire alive permanently than to reignite it. So how exactly https://en1366-part-967889.blogproducer.com/44918284/5-tips-about-en1366-part-9-you-can-use-today