as far as it is known, the tombs of many famous kings of achaemenid dynasty have been explored so far, such as the tomb of cyrus the great in pasargadae, the tombs of darius i, xerxes the great, ardashir i and darius ii in naqsh-e rustam, the tombs of ardashir ii and ardashir iii and unfinished tomb of darius iii in persepolis. however, there has been no identified tomb ascribed to cambyses ii ...

Corrosion products on three bronze swords found in tombs dating from the Warring States period at Lijiaba site, Yunyang county, Chongqing were characterized by Raman and X-ray fluorescence spectroscopies. The major corrosion products were cuprite, malachite, cerussite and cassiterite, along with the copper and lead phosphates, libethenite and pyromorphite. The presence of libethenite and pyromo...

Human beings have been preparing fermented beverages for more than 5000 years. Materials excavated from Egyptian tombs dating to the third millennium B.C. demonstrate the operations used in making beer and leavened bread. The history of fermentation, whereby sugar is converted to ethanol by the action of yeast, is also a history of chemistry. The word gas was coined by van Helmont in 1610 to de...