Agates or Aggies - By the middle of the nineteenth century, marbles made of agate had become so popular that the word aggie, a nickname for agate, came to be used for all stone marbles. Many were quarried and ground in Germany and then exported to America and other countries. Aggies ...
Women in northern Tibet are also used to braiding their hair into numerous plaits. Because it is cold in the north of Tibet, it is difficult for people to wash and comb their hair several times in a year or so. They also wear pine stones, agate, coral and amber directly into their pl...
The chemical structure of biochar in the present study was investigated using FTIR (Model: Nicolet is 50, USA) analysis. For this purpose, 1–2 mg of dry biochar was mixed with anhydrous KBr (1:800 by weight) and then ground in an agate bowl and further pressed for infrared scanning. ...