"This is the bipartisan states taking the hard decisions necessary to produce clean air."

Too often, though, it sounds like self-parody from a master who has no awareness he is producing hot air.

As a result, within 20-25 minutes, the apparatus would begin to produce liquified air.

The extractor draws on the Martian atmosphere to produce air, water and fuel.

The only electricity it uses produces pressurized air for the pipes.

Newer heat pumps are designed to produce higher-temperature air, which can also be critical.

And the environmental equipment on the surface could be used to produce breathable air inside each shelter.

We could beam down devices for producing air to any sites where they're needed, along with food, water, and medical supplies.

Furnaces that burn natural gas to produce hot air are far and away the nation's largest source of residential heating.

Because otherwise we are sitting here producing hot air, and that is not what this Parliament is here for.