1, different functions:
Baking oil is a nutritious oil for baking some plants, which is harmless to the body. Baked oil is a method of dyeing and caring hair. Generally, hair dye or hair cream is applied to the hair, and steam is released by a special machine to heat it, so that oil can penetrate into the hair.
Dyeing hair completely changes the natural color of hair through chemical reaction to achieve permanent effect. Through the chemical reaction of oxidation between hair dye and hair, hair dye will burn the scalp when it comes into contact with it, causing a burning sensation on the scalp, which is harmful to human body.
2. Different colors:
Hair dye can dye hundreds of colors by changing the tone, hue and chroma of hair, while color baking cream can only be dominated by gorgeous colors, and the color change is single. ?
3. Affected by different time:
Hair dye can control the final color by controlling the time, and baking the color paste is simple, so you don't have to worry about the color difference caused by the length of time. ?
4. The influence of hair quality is different:
The general hair dye is very irritating to the hair, and it will crack and break easily when used frequently. Baked ointment generally contains harmful elements such as lead and mercury. Long-term use will go deep into the hair follicle, causing damage to the blood and easily leading to pathological changes.
Extended data
Secondary amine can easily react with epoxy, aldehyde and acid gas, and can be used as dye fixing agent to stabilize the adhesion effect of dyes. It can penetrate into skin and hair and stay for weeks, months or even years, and react with tobacco smoke or waste gas in the air to generate nitrosamines, which are a strong carcinogenic chemical.
It is reported that hair dyes are associated with a series of cancers, including breast cancer, bladder cancer, uterine cancer, brain cancer and leukemia. As early as 2009, a woman in Britain was at risk of blood cancer because she used hair dye more than 9 times in a year. A year later, the European Commission banned 22 hair dye products that may cause bladder cancer.
Hair dyes also contain heavy metal salts. Once it enters the human body, it is difficult to excrete it. If it accumulates in the body for a long time, it will cause poisoning, dizziness, headache, fatigue, numbness of limbs and other poisoning symptoms, and may enter the liver, kidney and brain, destroying the functions of these organs.
Experts suggest that it is best not to dye your hair. If you need to dye your hair, the interval between dyeing your hair should be at least 3 months, preferably in a professional barber shop.
If you wait in a smoky environment for a long time after dyeing your hair, you should wash your hair frequently and remove the harmful substances adsorbed on your hair in time. It's best to wear a hat when traveling in foggy days, and take off your coat immediately after entering the house to reduce the harm of dirty outdoor air to your body.
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