This process is called vitrification, and the more a clay vitrifies the less porous it becomes.    From Wordnik.com.  [Chapter 10] Reference

But rapid freezing - also known as vitrification - allows that figure to rise to almost 80 per cent.    From Wordnik.com.  [the Mail online | Home] Reference

Using a process called vitrification, the water in the body is now replaced with an anti-freezing agent.    From Wordnik.com.  [mental_floss Blog] Reference

South Korea has advanced another method, called vitrification, where liquid nitrogen is used to flash-freeze the eggs.    From Wordnik.com.  [Put Those Eggs on Ice] Reference

The process, known as vitrification, involves fluxes reacting with the various other minerals in the soil to form a liquid.    From Wordnik.com.  [Chapter 5] Reference

We may soon be able to reduce a lot of this damage with a process called vitrification, but right now we still have to worry about it.    From Wordnik.com.  [I’m Working on That] Reference

The consignment of the deadly waste, which has been incorporated into glass blocks in a process call vitrification, is bound for Japan.    From Wordnik.com.  [Evening Mail news round-up] Reference

We preserve it through a new method of freezing called vitrification which is safe for the egg, "Sher said.    From Wordnik.com.  [KLAS - Top Story News] Reference

The pipes are fired to vitrification in special kilns.    From Wordnik.com.  [4. Plastic clay forming] Reference

Glass of vitrification produces a strong finished body.    From Wordnik.com.  [Chapter 8] Reference

I prefer a longer involvement than the vitrification of Iraq.    From Wordnik.com.  [Think Progress » U.S. now involved in Iraq longer than WWII.] Reference

Temperatures of 900°C and above cause vitrification to occur.    From Wordnik.com.  [Chapter 9] Reference

What vitrification does, essentially, is stop biological time . . . cold.    From Wordnik.com.  [I’m Working on That] Reference

The sink of the bricks is also an indication of the process of vitrification.    From Wordnik.com.  [Chapter 10] Reference

As the nanobots thaw through the vitrification, I study their survey of his brain.    From Wordnik.com.  [365 tomorrows » 2007 » November : A New Free Flash Fiction SciFi Story Every Day] Reference

They may have low vitrification temperatures which extend over only a narrow range.    From Wordnik.com.  [Chapter 5] Reference

A mineral in the clay which reduces the temperature required to obtain vitrification.    From Wordnik.com.  [Chapter 15] Reference

The final quality of the brick will depend on the amount of vitrification which occurs.    From Wordnik.com.  [Chapter 9] Reference

In earthenware, the effect is usually only present if the body is close to vitrification.    From Wordnik.com.  [Chapter 9] Reference

The vitrification facilities are scheduled to start up by 2009 and be fully operational in 2011.    From Wordnik.com.  [Hanford Site, Washington] Reference

The deformation of a clay near its vitrification point, especially the deformation of a pyrometric cone.    From Wordnik.com.  [Chapter 15] Reference

Most bodies also include feldspar to cause vitrification, which prevents water seepage through the body.    From Wordnik.com.  [3. Temperature ranges and requirements] Reference

The graphs in fig. 72-1 show the relationship between fired strength, firing temperature, and vitrification.    From Wordnik.com.  [Chapter 10] Reference

With reprocessing the waste decreases by 90% and with vitrification the waste can be stored basically anywhere.    From Wordnik.com.  [Today's Video: Like None Other - Restored Moon Images to Help Future Moon Missions - NASA Watch] Reference

One way to do this would be to do the mixing at an intermediate step in a process of nuclear waste vitrification.    From Wordnik.com.  [Archive 2008-01-01] Reference

That gives it a long vitrification range, and the ware will not suddenly collapse when overfired as is the case of limestone.    From Wordnik.com.  [Chapter 9] Reference

This is especially true for clays with a short vitrification range as they cannot be fired without a good temperature control.    From Wordnik.com.  [Chapter 10] Reference

It really is wonderful that the administration is pushing nuclear power when they can't even deal with vitrification in Hanford.    From Wordnik.com.  [Archive 2005-10-09] Reference

So a lot of members have decided that they want their brains preserved by vitrification, but they also want their bodies preserved.    From Wordnik.com.  [CNN Transcript Aug 13, 2003] Reference

It is after this point of vitrification that the brick will be at its hardest and most resistant and will be ideal for construction.    From Wordnik.com.  [Chapter 9] Reference

In any case, nuclear waste from peaceful applications can be safely stored using the vitrification process (in salt mines, for example).    From Wordnik.com.  [Mail Call: Print vs. e-Reading] Reference

Bricks fired to a relatively high temperature, producing a moderate amount of vitrification and consequent good strength and durability.    From Wordnik.com.  [Chapter 15] Reference

The vitrification, or vit, plant is a huge facility.    From Wordnik.com.  [KUOW 94.9 Puget Sound Public Radio] Reference

The claim with vitrification is that the egg survival rate may rise to.    From Wordnik.com.  [Boston.com Top Stories] Reference

Studies find frozen eggs as good as fresh for IVF-almost 90 percent thawed successfully-dispel doubts about vitrification process.    From Wordnik.com.  [WN.com - Articles related to Infertility time bomb: IVF children  have higher risk of infertility, obesity and diabetes] Reference