Ключевые слова: 1, 2diol, 2propanediol, alcohol, antifreeze, artificial smoke, atom, atomic, blue, carbon, chemical, chemistry, dark blue, deicing, drawing, e1520, flat, food additive, formula, glycol, humectant, hydrogen, icon, illustration, molecular, molecule, organic, oxygen, polyester, propane, propane1, propanediol, propylene, propylene glycol, solvent, structural, structure, white,