Smoke oil, bubble oil, snowflake oil and other stage consumables have been widely used in stages, dance halls, bars, movies, weddings and other places. The main components of tobacco oil are water, glycerol, ethylene glycol, propylene glycol and stabilizer. Glycerol, ethylene glycol and propylene glycol, which are important in tobacco oil, are all by-products of petroleum. The refining accuracy is different and the prices are also very different. Generally, it is divided into industrial grade, medical grade and cosmetic grade according to the use requirements. How to choose cigarette oil correctly: First, for the machine, after the pure cigarette oil is heated in the machine, the electric heating tube will not be blocked due to carbonization of impurities, which will affect the performance and life of the machine. Second: for the human body, smoke is inhaled and will enter the trachea and lungs through the respiratory tract. Where there are many people gathering, the lung capacity is large. If the composition of tobacco oil is unknown or contains substances harmful to human body, and then heated to more than 200 degrees by electric heating tube, it will sharply increase the production of toxic substances and affect health. For the environment: According to the law of immortality of matter, although tobacco oil is converted into smoke by machines, tiny molecules still have their original characteristics and are scattered in the environment. If there are bad ingredients in the oil fume, tiny molecules will diffuse with the air in the environment, which is easy to cause pollution. Medicine: Medicinal materials include tobacco oil, alias tobacco paste, Daji paste, gas mud, textual research on the name of Wuxing Dan, tobacco oil (Baicaojing), tobacco paste, Daji paste, gas mud, and Wuxing Dan Laogan tobacco stalk black paste (outline). The taste is pungent and bitter, and the cold enters the heart. Efficacy: It is mainly used for eliminating dampness and healing sores, treating insect and snake wounds, treating snake and insect bites, malignant sores and stubborn tinea. Usage and dosage for external use: film coating agent. Oral: Dilute with water. Textual research on ancient books comes from "Hundred Herbs Mirror". "Outline": "Smoke oil is used as medicine, and the old bamboo pole is split well." The oil in the stems of plums, vines, rosewood, ebony, geranium, pure copper and pure silver is not as good as that in bamboo. "Related prescriptions 1 Treatment of poisonous snake bites: Wash out the smoke oil in the bamboo chimney with cold water and drink one or two bowls. People with severe poisoning will have a sweet but not spicy taste, so it is best to drink more. (New version of Zengguang Fang) 2 Treatment of furuncle and furuncle: a little tobacco oil, mixed with water. (Hunan Medical Journal) ③ Treatment of centipede bite: Apply the ointment in the chimney to the bite or wipe it with ash. (Outline) Referring to the origin of "Hundred Herbs Mirror", the key words in "Outline" are dryness and dampness, treatment of sores and treatment of insects and snakes.