Quantification of toxic metals during different winemaking stages

Investigation of Toxic Metals in the Tobacco of Different Iranian Cigarette Brands and Related Health Issues

Objective(s) The primary objective of this study was to determine whether local and imported cigarette brands used in Iran, have elevated levels of metals or not. The produced data of cigarette brands are compared both with each other and with the existing brands in different countries. Materials and Methods In present study, nineteen various cigarettes brands were randomly purchased from th...

Quantification of mast cells in different stages of periodontal disease.

BACKGROUND/AIM Mast cells are mononuclear cells originating from bone marrow. They produce various biologically active substances, which allow them to actively participate in immune and inflammatory processes associated with periodontal disease. The study focused on distribution and density of mast cells in healthy gingiva as well as in different stages of periodontal disease. METHODS The mat...

Metals in the Environment: Toxic Metals Removal

Mining and Toxic Metals

How Mining Releases Toxic Metals Large amounts of waste rock and tailings contaminated with toxic metals can be produced by mine sites. In the case of the Donlin Creek mine, there are only 0.072 ounces of gold for every ton of ore, a figure that does not take into account the waste rock. Toxic substances contained within the rock and tailings are more easily released once these substances are p...

Toxic Heavy Metals