Having hit two-week highs, bitcoin is now aiming for the $10,000 mark, but further gains may be transient, the charts indicate. The Hard Thing About Crypto Price Valuation Feb 15, 2018 at 03:45 | Tom Goldenberg
Pollution is creating havoc in our lives. The effect of pollution can be seen in the environment and our health. The worst is the birth defects that results in newborns with chronic diseases and low immune system. The unhealthy lifestyle is also a major cause.
Transcript of Environmental Impacts of Smelting. Emissions from older smelters emitted toxic oxides of metals causing arsenic poisoning, cadmium which is responsible for heart disease, and mercury which is responsible for nerve damage. The mining sector is known to be a major cause of pollution in the environment. Slag, as defined by Google is a stony waste matter separated from metals during the smelting or refining of ore. This slag is emitted into the air, causing pollution. The vast majority of pollution is caused from the air emissions from smelting. Some air pollutants include sulfur dioxide and nitrogen oxide.