American AI is usually American Airlines, and usually appears because of a baggage fee paid at the airport, or a purchase made during a flight. posted 09/11/2012 Helpful (4)
Electric motors are in general, a lot more efficient that internal combustion engines. An average combustion engine has about 18â20%. A formula one engine, has about 50% of an efficiency.
A. Both types of pumps are good. In many cases, the motors on pedestal pumps operate with less amp draw. This can make them more economical to run. Pedestal pump motors are cooled by air flow around them while submersible pumps are cooled by the cool ground water they sit in.