It's coming from Decon.

I'll see you in Decon.

If you look at the y axis of this graph, you'll see that, in the mechanically ventilated air, you have a higher probability of encountering a potential pathogen, or germ, than if you're outdoors.

Beam him into the Decon Chamber.

We beamed a Tholian into Decon.

Or what you observed in the Decon Chamber.

And, as with germs, the trick is not to try to annihilate them.

Air.

The Decon Chamber has been unsealed.

It is half full at 11.59 leaving only enough space for one more doubling.

Even more, I developed the sterilized bag.

Excuse me?

But the deadliest killer of them all is still the lowly germ, quiet and unspectacular.

A han noston ned 'wilith. I smell it in the air.

The air...

What about the air?

The launch bay and Decon Chamber are completely isolated... from the rest of the ship.

There's no damned air here at all.

It's nice.

Two groups of Mujahideen started fighting.

A bit of air?

The air of Sydney is cleaner than that of Tokyo.

Because remember, we spend 90 percent of our lives indoors.

It not working right.

There is no air in space.

The air of hills is cooler than that of plains.

Unable to sense the situation.

But they are really acting mostly as conduits.

... with a ready sword, for all else is dust and air.

We are air.

Oh, yeah. A fish can breathe out here.

Freedom!

Some fresh air.

Get some air ?

Air is a mixture of gases.

But what's the catch?

I feel depressed often.

I often feel depressed.

Apply pipe thread sealant to the air gun hose fitting and fasten it tightly to the connecting point

It's a natural process.

Oxalic acid is two carbon dioxide molecules joined together.

Unable to sense the situation.

Earth, water, air, and fire.

The air pollution count is up to almost seven, George!

In another month we'll buy air.