Oil on top of water will settle as a thin layer, and the thickness of the layer will, due to an optical phenomena called interference, cause the thin layer to shimmer in different colors.
Grease that is diluted
Use shampoos for dry hair or the hot oil treatments. The trick is keeping it clean and leaving some oil in.
These glands are called the sebaceous glands which produce oil to give the hair a chic shiny lustre.
Visually oil sheen tends to have a rainbow of colors and the sheen edges tend to be smooth and gracefully curved. Mineral sheen tends to be silver in color with jagged edges and fractures running through the sheen. As oil sheen ages and the oils degrade it becomes more and more difficult to differentiate between oil and mineral sheens because the oils tend to take on the appearance of mineral sheen.
A visible sheen can be detected at around 60 ppm oil.
The metallic sheen is due to the hair structure in the coat of the Akhal-Teke.
Oil sheen
You need to buy a hot comb (plug in comb that gets hot) and a flat iron (preferably the CHI) and put the hot comb in your hair first then the flat iron.
The answer to this question is the hair structure.
i use ultra sheen and water my hair stays curly iam a black woman
Keep your hair washed and moisturized. for example, after you shampoo and condition your hair be sure to moisturize it with hair lotion so it can maintain its sheen and healthiness
WHAT hair oil?!
Bansky