Ключевые слова: acid, alkaline, ash, balls, biochemistry, chemical, chemically, chemistry, clean, compound, container, corrosion, corrosive, crystal, damage, danger, education, equipment, factory, farming, fertilize, fertilizer, fertilizers, fertilizing, garden, glass, hazard, industrial, industry, lab, laboratory, material, na, nitrate, powder, research, risk, sample, school, science, scientific, small, sodium, sodium nitrate, solid, substance, test, treatment, white,