The device operated with a compressor connected to the truck, Mexican authorities said.

CNN: Mexican police nab drug-launching cannon near border

Many consumers will just replace the outside compressor unit when it fails and limp along with a smaller interior evaporator coil, negating most of the energy savings.

FORBES: When the National Nanny Does Your Laundry

Route 66 boasted a full luxury interior with air-conditioning, desalination equipment and even an air compressor for underwater breathing hoses.

FORBES: Mine's Lighter

The boat, called Route 66, cruised at more than 20 knots and frequently hit speeds in excess of 30 knots, or 55 kilometers an hour. (Note that America's Cup racers max out at 16 knots, and they're basically empty shells with nary a cushion to sit on.) Route 66 boasted a full luxury interior with air-conditioning, desalination equipment and even an air compressor for underwater breathing hoses.

FORBES: Mine's Lighter

Each LNG In A Box unit is fully equipped with a gas pre-treatment system, cold box assembly and boil off gas compressor as well as a GE's turboexpander compressor, high-speed reciprocating compressor, electric motor, driver and control system.

WSJ: GE Unveils LNG In A Box(TM) System; Gasfin Selects New Technology for Fueling Stations in Europe

His bikes are equipped with a Rigidaire pneumatic seat suspension system developed by Cox that absorbs vibrations using a small compressor and two air shocks under the seat.

FORBES: Magazine Article

The efficient compressor lets you afford a bigger unit -- a frost-free one, with an icemaker -- and you're right back where you started.

FORBES: Insights: The energy diet that flopped