It's just pure mechanics, allowing you to cycle air through this breathing loop.

And grasshoppers have a different kind of breathing system.

We're all breathing air right now. Air is a mixture of oxygen and nitrogen, about 20 percent oxygen. About 80 percent nitrogen is in our lungs.

The EPA's website says breathing air containing ozone can reduce lung function and increase respiratory symptoms like asthma.

And I asked him, how long is it possible to go without breathing, like how long could I go without air?

(ii) One air to ground system

My next pursuit was I wanted to see how long I could go without breathing, like how long I could survive with nothing, not even air.

Is he breathing?

Tom's not breathing.

Breathing was difficult.

It was like breathing.

Breathing has become difficult.

(c) Respiratory protection specify appropriate types of respiratory protection based on the hazard and potential for exposure, including air purifying respirators and the proper purifying element (cartridge or canister) or breathing apparatus and

You need a pressure breathing system with a G suit that squeezes you, that helps you to breathe in and helps you to exhale.

It's as old as breathing.

And I think they re breathing.

You are now breathing manually.

Therefore, the system must be essentially airtight in order to capture air.

The air handling system inside it I got rid of air conditioning because I thought there was too much consumption going on there.

The dilemma is that all particles, whether white or black, constitute a serious problem for human health. Every year, an estimated two million people worldwide die prematurely, owing to the effects of breathing polluted air.

So you are currently breathing formaldehyde.

It is to meet this threat that the Air Force has been developing SAGE, the Semi Automatic Ground Environment system, to strengthen our air defenses.

He does not seem to be breathing.

You stop breathing, and then you're dead.

I swear by the runners breathing pantingly,

I swear by the runners breathing pantingly,

Tunis Air prepares an air cargo manifest for those journeys for the security of which it is responsible and enters the manifest into the documentation system.

They were breathing those words with fractal lungs.

So that's the breathing loop in a nutshell.

BJ We had a big challenge with breathing.

He was underneath, not breathing for 45 minutes.

Then I actually started thinking about liquid breathing.

In addition, the air handling system of the vaccine plant at Al Dawrah was permanently disabled.

AK You want to say something about the breathing?

I shot the horse because it had trouble breathing.

The most fundamental of these is called the breathing loop.

Out of 52 minutes you're only breathing for eight minutes.

This is in China. This girl needed a breathing apparatus.

So the very first thing we wanted to do in this building was look at the air system.

I was holding his hand as he stopped breathing and it wasn't until he'd actually stopped breathing and he was dead that I finally acknowledged he wasn't invincible, he said.

Neither scenario is very likely. Only fire breathing free market advocates, seemingly oblivious to the fact that China s shaky financial system cannot survive liberalization overnight, are calling for an extreme version of floating.

He told her Joshua isn't breathing properly, come home right away.

It'll help my breathing. It'll do something for my pulse, maybe.

And, again, civil societies breathing down the neck of the establishment.

And this breathing apparatus now saved the life, and she's very welcome.