Hair straightening is a hair styling technique used since the 1890s involving the flattening and straightening of hair in order to give it a smooth, streamlined...

Brazilian hair straightening is a semi-permanent hair straightening method done by temporarily sealing a liquid solution consisting of formaldehyde or...

irons, used to make the hair curl; straightening irons, commonly called straighteners or flat irons, used to straighten the hair; and crimping irons, used...

known as a straightening comb or pressing comb) is a metal comb that is used to straighten moderate or coarse hair and create a smoother hair texture. A...

generally used by people with tight curls or very curly hair which makes hair easier to straighten by chemically "relaxing" the natural curls. The active...

hair was an expression of the rebellion of the time".: 55  Black activists infused straightened hair with political valence; straightening one's hair...

Hair Day, abbreviated to ghd, is a manufacturer of hair care products based in Leeds, United Kingdom. The company is known for its hair straightening...

straightened. Transition: Period of time when one is transitioning from straightening their hair with heat/and or chemical products to wearing hair in...

Formaldehyde Exposure Resulting from the Use of Four Professional Hair Straightening Products". Journal of Occupational and Environmental Hygiene. 8 (11):...

hair care products, including his patented hair straightening cream, hair coloring, and a hair straightening comb invented by Morgan. He received a patent...