What is abrasion and plucking?

What is abrasion and plucking? Plucking and Abrasion Defined Plucking involves movement of large chunks of rock; abrasion is the sandpaper-like effect of rocky debris scouring land. Both are mainly attributed to the movement of glaciers, which the U.S. National Park Service refers to as “nature’s landscape architects.” What type Read more…

What is dust and fumes?

What is dust and fumes? Dust Exposure, many work activities such as cutting, drilling, demolition, milling and grinding can create dust. Tiny particles in the air can be inhaled, ingested or cause irritation when they come into contact with the skin or eyes. What are toxic fumes? plural noun. Fumes Read more…