Cigarette composition and harm

A. Cigarette Ingredients and Hazards

1. Nicotine: Nicotine can cause addiction or dependence, and repeated use of nicotine can also increase the heart rate and blood pressure, and reduce appetite. Large doses of nicotine can cause vomiting as well as nausea, and in severe cases death. Even if the amount of nicotine in the human body is very small, it can act as an accomplice to the various carcinogens in cigarettes, opening the "door" to the development of cancer.

2, coal tar: Smoke tar is a layer of brown grease that accumulates inside the mouthpiece used by smokers, commonly known as tobacco oil. Coal tar contains carcinogens and carcinogenic substances, tar adheres to the pharynx, larynx, trachea, bronchial mucosal surface, the accumulation of too much, too long can be induced by abnormal cell proliferation, the formation of cancer.

3, benzo(a)pyrene (nitrosamine): it is a common high activity indirect carcinogen, inhalation of the lungs of the higher rate, inhaled into the lungs through the respiratory tract, into the alveoli and even blood, leading to lung cancer and cardiovascular disease.

4, heavy metals (radioactive substances): cigarettes in the heavy metal species, the harm is heavier Cd, Cr, As, Pb. They will stimulate the human skin, mucous membranes, the digestive tract, the accumulation of a long time will cause chronic poisoning of the human body, resulting in kidney function damage and damage to the human metabolic system.

5, gas pollutants (other harmful and carcinogenic substances): Smoking contains a large number of harmful gases. For example, carbon monoxide, acrolein, hydrocyanic acid, nitric oxide, nitrogen dioxide, acetone, sulfide, ammonia, phenol, acetaldehyde and so on. The greater harm belongs to carbon monoxide, it is a colorless, odorless poisonous gas, high concentrations of carbon monoxide gas can paralyze the central nervous system, so that people die of asphyxiation.

Two, smokers to reduce harmful substances:

Smokers often drink Pu-erh tea can reduce harmful substances, Pu-erh in the tea polyphenols, vitamins and other components of the cigarettes contain a variety of harmful substances have a degradation of the role of the smoking tea at the same time, the cigarettes in the toxins can be eliminated along with the tea and continue to be eliminated, and through the fecal matter The toxins in cigarettes can be eliminated with the tea and excreted through the feces. Smokers who drink tea regularly have the following benefits: First, it can reduce the possibility of smoking-induced cancer. Secondly, it can help reduce the radiation pollution caused by smoking.

Pu-erh tea, in addition to making tea to drink, in addition to being able to be used in the dish, its main advantage is to remove grease, stomach, so most of the Pu-erh tea is used to cook meat. In addition, the mellow aroma of pu-erh tea can enter into the food, can also be added to the flowers.