For this purpose, specialists most often use chemical straightening. The indicated procedure is somewhat reminiscent of a chemical curl. To straighten the hair using this method, substances such as sodium hydroxide or ammonium thioglyclate are used.
For this purpose, specialists most often use chemical straightening. The indicated procedure is somewhat reminiscent of a chemical curl. To straighten the hair using this method, substances such as sodium hydroxide or ammonium thioglyclate are used.
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