<Li> They did not require the significant quantities of condenser cooling water needed by atmospheric engines . </Li> <Li> They could be designed to run at higher speeds, making them more suitable for powering machinery . </Li> <P> The disadvantages were: </P> <Ol> <Li> In the low - pressure range they were less efficient than condensing engines, especially if steam was not used expansively . </Li> <Li> They were more susceptible to boiler explosions . </Li> </Ol>

Who started with the invention of steam engine in 1769 in england