Page 48 - Liquid Nitrogen News Today : Breaking News, Live Updates & Top Stories | Vimarsana

Another device here works even better. >> it's called a freezer mill. >> reporter: the freezer mill. liquid nitrogen is poured into the mill. a bone fragment encased in a tube dipped inside for deep freezing. >> i'm sure kids have seen different things put into liquid nitrogen. and it freezes instantly. >> reporter: the sample, brittle enough to blend into a fine powder. the machine uses d s chemicals break down the powder even more. usually this part of the process happens overnight, correct? for the sake of television, we'll move on. dr. li extracts a small amount of the mixture. then on to ...

Obviously entertainment. >> reporter: this doctor is also a professor of forensic science, and dr. richard lee, associate professor, both a at john j. college of criminal justice in new york city. they don't need months to do their job. >> i would say about the size of an inch, inch and a half. >> reporter: all that's needed for them to extract dna, enough to possibly identify a victim. >> we certainly can extract dna from a bone like this. >> reporter: they took us through the process. clean bones brought to their lab will be made into a powder. >> so we start with this device right here? >> ...

Another device looks better. >> it's called the freezer mill. >> reporter: liquid nitrogen is poured into the mill, a bone fragment inside for deep freezing. >> i'm sure kids have seen different things put into liquid nitrogen. it freezes instantly. >> reporter: the sample brittle enough to blend into a fine powder. they use chemicals to break down the powder even more. most of this happens overnight. for the sake of television, we'll move on. dr. li extracts a small amount of the mixture, then on to a lab where the dna is refined. do you in some ways feel that you're detectives, too, because ...

Strike took place. we saw a number of ambulances heading out, as well as fighters retreating. it's been a difficult day for the rebels in that town, as well, because they were also attacked by gadhafi's forces there. it's as far east as gadhafi has been for a week and a half. and they are trying to fight those forces back as we speak. contessa? >> stephanie, thank you for the update there. we're getting some new information now from fukushima following that 7.1 earthquake and aftershock there. it looks as though they are ejecting liquid nitrogen to prevent a potential hydrogen explosion at tha...

Itself. >> i know we can talk about this forever. let's move to another star threatening to sue. lady gaga suing over ice cream. i had not heard of this. >> ice cream, made of breast milk. kate. it is another story that is really hard to wrap your mind around. lady gaga is suing the london ice cream parlor the ice creamists over their newest creation, an ice cream made of breast milk and it is called baby gaga. the ice cream has been banned by local health authorities to determine if it is safe to consume. but her attorneys say linking her name to this product is, quote, deliberately provocati...