When your diesel engine exhaust goes from clear to blue, white, or black smoke, this is usually an indication of several factors going on that might need your attention. Knowing what the colors mean can be helpful to determine if something is lurking in your engine room. Blue, black, and white exhaust smoke all mean something. Do you know what they are?
It’s been a long time coming but we now see tangible progress emerging to reduce our dependence on fossil fuel. If the U.S. Navy can prove that it works, isn’t it about time the concept of the modern cruising boat includes hybrid forms of propulsion?