oxygen-free

In this oxygen-free environment, a kind of slow cooking process took place.

Once the can is sealed, it creates an oxygen-free environment.

In practice, it is not possible to achieve a completely oxygen-free atmosphere.

Specially designed oxygen-free cases will be used to transport the works by air.

Of these three are widely used and two are considered oxygen-free.

By working in oxygen-free gas, the equipment does not have to be built to withstand vacuum.

Another may have been the possibility that the animal was buried in a virtually oxygen-free environment very soon after death.

This copper is finished to a final form in a carefully regulated, oxygen-free environment.

It can also be used as a cooling agent in metal production and treatment (oxygen-free conditions).

They are the first multicellular organisms known to spend their entire lives in an oxygen-free environment.

Anaerobic bacteria, to live in the oxygen-free atmosphere of Mars.

A Texas biologist delves into the effects of oxygen-free radicals.

The dye is soluble only in its reduced (oxygen-free) form.

So when a baby eats honey, the spores find themselves in the oxygen-free intestine and come to life.

Above 800 F, a noncombustible, oxygen-free atmosphere is required to suppress burning.

The cable consists of special oxygen-free copper and, naturally, it's silk-lined.

Attackers can crack open cards in oxygen-free chambers or in the dark.

These oxygen-free zones form an ideal niche for a class of bacteria that cannot survive in oxygen.

At elevated temperatures, Glidcop maintains its strength much better than oxygen-free copper.

They form in submarine environments under oxygen-free conditions.

Smothering the garlic with oil provides an oxygen-free environment that encourages the spores to grow.

The deep blue coloration qualitatively indicates dry, oxygen-free conditions.

Oxygen-free atmosphere is not necessary for machining operations.

Fermentation can only occur in an anaerobic (oxygen-free) environment.

Both B and B are stable indefinitely under oxygen-free conditions.