You might remember the days when a boiler tune-up mostly meant adjusting the flame. The flame was supposed to be solid blue with the tips slightly rounded. If the flame was soft, wavy and contained ...

While tagging along for a truck inspection on Interstate 10 in Sneads, Fla., the trooper I was with made it a point to stop and show me the truck’s tailpipe. It wasn’t because the pipe was riddled ...

Combustion is a crude yet effective method of releasing energy from the environment. This important natural process is seen in gas burners and forest fires every day and is mostly taken for granted.

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