Ключевые слова: asbestos fibers, asbestos load, asbestos release, break edge, building industry, cancer, carcinogenic, cement, danger, dangerous goods, ecology, environment, fiber cement boards, fiber composite, fiber structure, fibers, fibrous, fine, fine dust, fine dust load, health hazard, health protection, health risk, load, lung cancer, macro, magnification, material testing, micro photo, microphotograph, microscopy, mineral, mineralogy, natural fiber, occupational disease, occupational safety, poison, pollution, respirable, risk, roofing, scale, scale of reproduction, silicate, thin, tiny, toxic, white asbestos,