MINING
HEALTH, SAFETY AND ENVIRONMENT IN MINING
Mining health hazards Mining can be a hazardous occupation due to the nature of the work and the exposure to a variety of harmful substances. Here are some of the health hazards in mining and their explanations: Respiratory problems: Miners…
GEMOLOGY AND LAPIDARY
GEMOLOGY Gemology is the scientific study of natural and artificial gemstones. It involves the identification, evaluation, and analysis of various gemstones, including their physical and chemical properties, origins, and values. Gemologists also study the cutting, polishing, and shaping of gemstones,…
