Alkaline battery is the most common single-use (primary) battery, got its name so because it uses a paste of KOH as the electrolyte. Alkaline earth metals.
Benzene is an organic chemical compound discovered in 1823 by Faraday.
Chitosan is a non-toxic, biodegradable product derived from chitin by deacetylation in the presence of alkali.
Contaminated soil is the presence of pollutants density above background levels that pose a potential ecological or health risk.
Heavy metal is a term used to describe a subset of a large number of metals and metalloids with high atomic(such as chromium, cadmium, arsenic and mercury), listed in the periodic table of the elements, which have properties of both metals and non-metals. Read more..
Toxicity is the degree to which a substance or mixture of substances can harm humans or animals; the harm can be caused short-term, single-time, chronically or sub-chronic.Read more..