Ключевые слова: 3d, air, anesthetic, atom, ball, bonding, chemical, chemistry, colorless, compound, dinitrogen, dinitrogen monoxide, element, euphoric, formula, gas, geometric, hyponitrous, illustration, inorganic, isolated, laughing, laughing gas, model, molecular, molecule, monoxide, n2o, nitrogen, nitrous, nitrous oxide, nomenclature, oxide, oxygen, pain, pain reduce, protoxide, reduce, science, stick, structure, substance, sweet, sweet air, symbol, white, white background,