<p>Everllence, the German engine manufacturer formerly known as MAN, has successfully run its ethanol-fuelled 21/31 dual-fuel engine at test facilities in Frederikshavn. The company was the first engine manufacturer to launch a small-bore, four-stroke, methanol-burning engine in 2024, known as the 21/31DF-M unit. Several are already in commercial operation. The company continued work on the 21/31 &#8230;</p> </p><p><p>https://splash247.com/everllence-successfully-tests-ethanol-fuelled-dual-fuel-engine/</p></p>