A new list of the most common words and phrases in the English language in 2013 was overwhelmingly negative. 404 â as in the error message that appears when a web page can't load â and toxic politics both earned top spots, with surveillance, drones and federal shutdown also appearing on the list, from Global Language Monitor.
3. 5 The Internal combustion engine (Otto Cycle) [vw, s & b: 9.13] The Otto cycle is a set of processes used by spark ignition internal combustion engines (2-stroke or 4-stroke cycles).
Four Stroke Engine. The four stroke engine was first demonstrated by Nikolaus Otto in 1876, hence it is also known as the Otto cycle. The technically correct term is actually four stroke cycle. The four stroke engine is probably the most common engine type nowadays. It powers almost all cars and trucks.