C1.1 The ………………….control of fire was the first and perhaps greatest of
humanity’s steps towards a life-………………enhancing technology. To early man,
fire was a ……………..divine gift randomly delivered in the form of lightning,
forest fire or ……………….burning lava. Unable to make …………..flame for themselves,
the earliest peoples probably stored fire by keeping slow burning ………….logs
alight or by carrying ……………….charcoal in pots. How and where man learnt how to ………………produce
flame at will is unknown. It was probably a secondary invention, ………………..accidentally
made during tool-making operations with wood or stone. Studies of ………………primitive
societies suggest that the earliest method of making fire was through friction.
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