Fossil fuels are widely used in automobiles, industry, and power plants, but due to excessive use they are depleting at a rapid rate. This has prompted a search for renewable, sustainable, and ...

THE determination of cobalt at low concentration has become important in relation to materials associated with atomic energy uses. Specifications for steels for such purposes require 0.02 por cent ...

For more than thirty years, heavy metals have been considered potential toxic environmental contaminants. It is a fact that most of today’s environmental challenges revolve around the determination of ...