Ключевые слова: 3d, acid, atom, atomic, bond, chalcogenhydride gas, chemical, chemistry, compound, damp, education, flammable, flatulence, formula, foul, gas, h2s, hydrogen, hydrogen sulfide, hydrosulfuric, hydrosulfuric acid, hypothermia, illustration, model, molecular, molecule, odor, poisonous, reducing, reduction, school, science, sewer, sour, stink, structure, suicide, sulfide, sulfur, sulphide, suspended, symbol, toxic, volcano,