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Katsioloudis, Petros J.; Jones, Mildred V. – Technology and Engineering Teacher, 2011
As one reads about the history of humans, he/she sees very early on that humans are naturally "tool users." More specifically, humans used tools as a means of subsistence and survival. Even today humans use tools to extend their capabilities beyond imagination. These tools are even used as weapons. However primitive, these early weapons would soon…
Descriptors: Weapons, Pollution, Hazardous Materials, Environmental Education