The paper introduced the synthetic process of the flame retardant and lubricant Melamine Cyanurate Acid(MCA),which was prepared by Melamine and Cyanurate Acid.
The feldspar group contains tectosilicate minerals with similar properties, including orthoclase, albite and labradorite. Feldspars make up more than 60% of the upper crust of the earth.
The permanent Arctic halocline, one of the particular structures in the upper Arctic ocean, is very important to the maintenance of the sea ice and cold surface layer in the Arctic ocean.