1. Application of liquid nitrogen in food quick-freezing Among the numerous collection methods, the frozen collection method is the most widely used, and the results are also very obvious. Liquid nitrogen quick-freezing, one of the methods of freezing and storage, has long been accepted by fo

Nitrogen is a colorless and odorless gas under normal conditions and is usually non-toxic. Nitrogen accounts for 78.12% (volume fraction) of the total air. The gas density under standard conditions is 1.25g/L. Nitrogen is difficult to dissolve in water. Under normal temperature and pressure, only 0.

Industrial gas company Nippon Gases Italia, part of the Nippon Gases Europe group, has announced that it will launch a second ‘green’ bulk atmospheric gases (B.A.G.) farm in Caserta, Italy.The announcement just a month from the start-up of its new plant in Pontinia, also in Italy, which will be the