Hot air rises.

I'm still heating the air every time and cooling the air every time.

McCain, Obama, and Hot Air

So, now you're not alternately heating and cooling the metal, you're just alternately heating and cooling the air.

I'm glad that they fixed the heating system, but now it's too hot.

The implications of a greater use of air conditioning in years with hot summers can be calculated by the same method, using cooling degree days instead of heating degree days.

It means it gets filled with hot air.

Hot air rises, and air is drawn in off the sea to replace it.

Another type of engine is the hot air engine.

Or was that hot air last night, that flagwaving?

And you're only getting power from the air that's heating at the same time, but you're wasting all the energy heating the metal and cooling the metal.

His lips are always moving, but he's just hot air inside.

Large areas would be uninhabitable without heating in the winter or air conditioning in the summer.

Large quantities of sulphur dioxide are emitted in the air because lubricants are in use for heating.

(b) Policies and measures for space heating equipment, air conditioners, building energy control equipment, and buildings in general

I've had just about enough of your hot air too, Judge. You out!

Bronson is unable to put into the hot, still, sodden air is doomed

The three biggest uses of energy in a store are heating and air conditioning, then lighting, and then refrigeration.

The most important factor in air pollution are industry and energy facilities, traffic and, in heating season, individual heaters.

Investigation into allegations of irregularities in the provision of a heating ventilation and air conditioning system at Pristina airport

Three jobs just waiting for you and you're researching hot air in the atmosphere

(B) Heating coil heating cartridge

Not only that, because you have this convection, you have this rising of the air where it's hot, air is drawn in.

On a hot summer day, the air conditioner works all day to keep us cool.

Heating. There's no heating on the train.

The sides of the carriage were burning hot, and I felt suffocated by the sweltering air.

For example, variations in winter temperatures influence fuel use for heating, and variations in summer temperatures influence energy demand for air conditioning.

Heating

Heating

Heating Coil

Central heating

Central heating

Heating cooling

Heating fuel

Hot! Hot! HOT!

(iii) Heating forming

Central heating. Yeah.

A lot of heating, frictional heating. It's going 18 thousand miles an hour.

A magazine I'd recently launched called Business 2.0 was fatter than a telephone directory, busy pumping hot air into the bubble.

Utilities (water electricity heating)

Power and heating industry

Heating industrial production index

Gas and heating fuel

Gas and heating fuel

Yes. I mean Heating.