The last and highest rank of coal is anthracite. Unlike the other types of coal, this high-energy coal is hard and black, burning with little smoke. As different types of coal are used in different applications, varying processes and process engineering are required.
Copper has many important roles to play in maintaining a healthy body and some of its benefits include: Arthritis: Proper growth: Pigmentation to hair and eyes: Connective tissues: Brain Stimulation: Utilization of iron and sugar: Enzymatic reactions: Helps in stalling ageing: Increases energy production: Bactericidal properties: Thyroid glands: RB
How Much Copper In Your Body? The adult body contains between 1.4 and 2.1mg of copper per kilogramme of body weight. Hence a healthy human weighing 60 kilogrammes contains approximately a tenth of one gramme of copper. However, this small amount is essential to the overall human well-being.