1, first draw a rectangular box as the outer border of the warning sign.
2. After drawing the outer border, draw a circle in the rectangle as a warning box.
Draw a diagonal line in the circle as a warning line.
4. Draw the outline of cigarettes in the warning box.
5. Then draw a structural line on the cigarette.
6. Draw the outline of the ignited flame on the head of the smoke.
7. Finally, we added the following details to the top of the flame, so that our stick figure of the no-smoking warning sign came out.
8. I just finished painting colors.
Smoking is harmful to health
Smoking is harmful to health, first of all, it affects the respiratory tract, and there will be chronic respiratory diseases, such as bronchitis, chronic bronchitis, chronic obstructive pulmonary disease and even lung cancer. At the same time, it may also lead to the high incidence of heart disease, coronary heart disease and other diseases. Smoking is one of them, and other diseases such as diabetes and metabolic diseases are also closely related to smoking.
The harm of cigarettes to human body is mainly caused by smoke, which contains tar, nicotine, suspended particles, ultrafine suspended particles and more than 4000 kinds of harmful chemicals. Now it is known that dozens of substances have carcinogenic effects, so we must quit smoking as soon as possible.
Smoking is not only harmful to yourself, but also the side effects or toxicity of inhaling second-hand smoke or third-hand smoke to people around you are no less than the smokers themselves. In addition, smoke can irritate eyes, nose and throat, leading to rhinitis, pharyngitis and eye symptoms.