Scientist examining frozen samples takes out of deep freezing in a lab
A precisely timed drop of liquid nitrogen is dosed into the package before and/or after filling.The cold liquid nitrogen rapidly turns into nitrogen gas at room temperature and expels the air from the empty package
A precisely timed drop of liquid nitrogen is dosed into the package before and/or after filling.The cold liquid nitrogen rapidly turns into nitrogen gas at room temperature and expels the air from the empty package
Chemical reaction. Stock footage. Small test tubes are tested with special solutions that boil.
Cold vapors of liquid Nitrogen over electronic components and sensors