Investigation of
time: 1.7.2013 – 5.7.2013
Respondents: Lindon university students
Survey: Karyn ZHAO
1. The background investigation: questionnaire survey
100
questionnaires sent out
Take 100
The valid 100
2. Concrete
analysis: in our survey of 100 college students, often to 10% the number of
smoking and smoking addiction, among them, the boys than girls, the third and
fourth grade students is higher than the first and second grade students, have
statistically significant difference between the three, in these people in
college after the smoking habit is as high as 85%, 33% students smoking because
intercourse dinner party, 11% due to long-term smoking have formed a habit. 10%
of people think is in order to regulate mood, ease tension or embarrassing
atmosphere to the way of smoking, and 8% of people think that is a kind of
enjoyment.
3. According to the world health organization estimates and forecasts, about
3.5 million people die each year from smoking-related diseases; Cigarettes in
the incomplete combustion process in a series of thermal decomposition and
thermal synthesis chemistry should, form a new substance, its chemical
composition is very complicated, isolated from haze harmful ingredients
amounted to more than 3000 species, the major toxic substances to nicotine
(nicotine), tobacco tar, carbon monoxide and hydrocyanic acid, ammonia and
aromatic compounds, and a series of toxic substances. In tobacco flavor such as
protein, carbohydrates, vitamins, amino acids the human body need good
material, if it is for food that is good, but think of it as a cigarette, after
combustion and release of smoke dust and so on, will all become harmful
substances. Tobacco smoke lighting consists of two parts, part of gases,
occupying 92%, including more than amount of oxygen and harmless nitrogen gas
and a certain amount of carbon monoxide and trace amounts of cancer-causing,
promote cancer, cilia toxic substances. Particular part (8%), mainly for the
smoke nicotine and tar. I in China is the world's tobacco production and
consumption power, and reduce smoking age is increasing. Teenagers smoking not
only has a serious threat to the physical and mental health of teenagers in our
country, and has become a serious social problem. In recent years, attaches
great importance to the national tobacco control problems for students, have to
go school, and students' smoking control problems on the health promoting
schools and an important content of health education.
4. The dangers of smoking:
1. On
respiratory tract mucous membrane inflammation stimulation: such as aldehyde,
nitrogen oxides, olefin.
2. The toxic
effect on cells, such as nitrile, amine, heavy metal elements.
3. Make the
person produces addiction: alkaloids such as nicotine.
4.
Carcinogenic to humans, such as polycyclic aromatic hydrocarbons, benzopyrene
and cadmium, dimethyl nitrosamine, beta - naphthylamine and so on.
5. Has the
effect on promoting cancer to human body, such as phenolic compounds.
6. Make red
blood cells lose charge oxygen ability: such as carbon monoxide.
没有评论:
发表评论