Since youâll first need to be a police officer before becoming a detective, like all cops, youâll need a high school diploma, or even an associateâs or bachelorâs degree for some of the higher ranks. Some law enforcement agencies may require additional training.
The invention of a practical steam engine had an immediate effect on employment, first in Great Britain and later around the world. England had huge natural resources of coal that could fuel steam engines, and this drove the creation of mills and factories that turned out the goods that people had been creating by hand.he invention of a practical steam engine had an immediate effect on employment, first in Great Britain and later around the world. England had huge natural resources of coal that could fuel steam engines, and this drove the creation of mills and factories that turned out the goods that people had been creating by hand.
1 In 1698, English military engineer, Thomas Savery, invented and patented the first crude steam engine, based on Denis Papin's Digester (pressure cooker) of 1679. 2  English blacksmith Thomas Newcomen improved on Savery's invention, designing and building the atmospheric steam engine, with the help of John Calley, in 1712.