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.
Newton (1642-1727) in England, Daniel Fahrenheit (1686-1736), a German who worked in. England and The Netherlands, RenÃ© de RÃ©aumur (1683-1757) in France and Anders Celsius. (1701-1744) who invented the centesimal-scale thermometer in Sweden in 1742. William Cullen (1710-1790) observed that when ethyl ether evaporated, it was accompanied by a. fall in temperature.