Coconut oil, or copra oil, is an edible oil extracted from the kernel or meat of mature coconuts harvested from the coconut palm (Cocos nucifera). It has various applications.
The chronometer is an instrument that accurately measures time. The first one invented was a marine chronometer, and it was created out of the necessity to have an accurate timekeeper for sea travel. John Harrison, a British clockmaker, invented this device in 1737.
Benjamin Banneker was a man who created a clock just by studying the interior of a watch. he had never seen a clock before. this clock was made almost entirely of wood. He a â¦ lso was a brilliant mathmatician and inventor, he predicted a solor eclipse and a bunch more other stuff... Also Banneker calculated the precise measurement of the meter stick.