In terms of relative length of units, a yoctometre ranks as follows: Planck length yoctometre zeptometre. A yoctometre is 1/1000 of a zeptometre (1 zeptometre (zm) = 1,000 yoctometres). The yoctometre,is the distance light travels in about:1Ã·2.99Ã10 35 seconds.
Engines of various sorts have been invented over the last two or three centuries. 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.
Nicolasâ¦ Joseph Cugnot of France built a steam  automobile in 1769.  Gustave Trouve of France designed and invented the first  electric car in 1881.  Karl Benz was the German mechanical engineer who  designed, patented and in 1885 built the world's first practical  automobile to be powered by a gasoline engine.