Which of these substances are considered hazardous waste? * A. Corrosive materials
B. Flammable materials
C. Chemically active materials
D. All of the above*

glacial erosion, the picking up and movement of earth beneath a glacier, is also referred to as plucking. erosion and transportation of individual pieces of bedrock, especially large "joint block occur as a result of this glacial erosion. plucking is type of erosion in which rocks become frozen into the bottom and sides of the glacier.as the glacier moves downhill it 'plucks' the rocks frozen into the glacier from the ground.

protistas excret ethanol used in the manufacture of vinegar