About a year into my ownership of a BMW 135i equipped with the N54 direct-injected engine, I discovered ... that there are two main ways of removing carbon buildup from intake valves: soaking ...

Instead of depending on the traditional fossil fuels that release carbon emissions, an engine that emits water is something ...

As its name suggests, carbon dioxide removal (CDR) refers to the process of removing carbon dioxide from the atmosphere and locking it away underground or under the ocean floor for a long time.