Native element minerals Current Affairs, GK & News
According to a study conducted by researchers from Harvard University and IIT Hyderabad, climate change and overfishing are resulting in an increase of a toxin called methylmercury (MeHg) in the ocean’s fishes like Atlantic cod, Atlantic bluefin tuna. These fishes are widely consumed by humans. The researchers pointed 3 factors that result in mercury accumulation ..
A study by the Central Water Commission has observed that high concentration of iron content greater than 1.0 mg/l at 22 water quality stations has been found in six states. These states are Madhya Pradesh, Jammu and Kashmir, Karnataka, Kerala, Chhattisgarh and Bihar. The permissible iron concentration in surface water should be less than 1.0 ..
Topics: Arsenic • Chemical elements • Chemistry • Copper • Dietary minerals • Iron • Magnesium in biology • Native element minerals • Natural sciences • Physical sciences • Purified water • Transition metals
Vermilion or Cinnabar or China Red is Mercuric sulfide or HgS. Like most mercury compounds it is considered toxic. Vermilion is now produced by reacting mercury with molten sulfur. Recently, the Drug Technical Advisory Board has decided to regulate the sale and quality of sindoor. It is being brought under Schedule S of the Drugs ..