It is sometimes bad to use chemicals as hair straighteners because some people can have allergic reactions. Other people have sensitive skin on their scalp which is not good with these chemicals.
yes
While it is not recommended to use chemicals to straighten your hair, you may use coconut with lemon, a milk treatment, hot oil, or using eggs and milk.
An advantage of using fungicides is that they help in controlling fungal problems. A disadvantage of using fungicides is that some contain very toxic chemicals that may affect the environment.
An extremely general answer - poisoning. Possible chemical 'burn' if chemical is corrosive.
you ca straighten your hair fast by using a flat iron or getting a relaxer (perm)
What are disadvantages of using car?
By using straighteners or a straightening iron.
brush it brush it and brush it
what are the advantages and disadvantages of using a heligimbal
There are no shampoos that straighten African American hair. Ways of straighten the hair is by a relaxer, using a flat iron or by blow drying it straight.
needs technology can be expensive to use may only be used in certain areas water may be contaminated
an advantage is it's sometimes healthier (like with using Stevia) a disadvantage is it tastes nasty (to me) but that's just my opinion.... :)