books.google.com - In Throwing Fire, historian Alfred W. Crosby looks at hard, accurate throwing and the manipulation of fire as unique human capabilities. Humans began throwing rocks in prehistory and then progressed to javelins, atlatls, bows and arrows. We learned to make fire by friction and used it to cook, drive...http://books.google.com/books/about/Throwing_Fire.html?id=vyFxldb2GJQC&q=omvemted&utm_source=gb-gplus-shareThrowing Fire
