Azelaic acid

HOOC(CH 2 ) 7 CCOH Colorless leaflets; melting point 106.5°C; a dicarboxylic acid useful in lacquers, alkyd salts, organic synthesis, and formation of polyamides.

acid

Automotive; Automobile

When the smoke created by factories and vehicle exhausts is taken by the wind and joined with rain clouds, the mixture is often acidic. As a result the rain that falls to the ...

acid

Natural environment; Coral reefs

A substance that increases the hydrogen ion concentration in a solution.

chin job

Beauty; Cosmetic surgery

A chin job, or chin implant, is the fastest-growing cosmetic procedure in the United States. In 2011 there were 20,680 operations, which was a 71% increase from 2010. A majority ...

neoplasm

Beauty; Cosmetic surgery

A tumor.

exfoliate

Beauty; Cosmetic surgery

To remove the top layer of skin. Chemical peels and dermabrasion are examples of methods in which the skin is exfoliated.

copper peptide

Beauty; Cosmetic surgery

A common ingredient found in skin care products, copper peptide is used to promote and produce collagen and elastin in the skin.

retinol

Beauty; Cosmetic surgery

A derivative of Vitamin A commonly found in many skin care creams.

melasma

Beauty; Cosmetic surgery

A condition in which pigmentation of the cheeks of the face darkens into tan or brown patches. This condition occurs in half of all women during pregnancy.

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Industry/Domain: Holiday Category: Religious holidays

Ash Wednesday

Ash Wednesday is observed by Christians. Marking the first day of Lent, which lasts until Easter (a period of 46 days), it is the day of repentance. ...