A REVIEW OF DIAMANT

The surface area of opal in connection with h2o is roofed by siloxane bonds (≡Si–O–Si≡) and silanol groups (≡Si–OH). This would make the opal floor quite hydrophilic and effective at forming quite a few hydrogen bonds.N. W. Ayer & Son, the advertising and marketing organization retained by De Beers inside the mid-20th century, succeeded