The esthetician.

The science that deals with the composition, structures, and properties of matter and how matter changes under different conditions.

The flow of electricity along a conductor.

The Federal Food, Drug, and Cosmetic Act (FD&C Act)·
The Fair Packaging and Labeling Act (FPLA)

Lesions are structural changes in the tissues caused by damage or injury. Any mark, wound, or abnormality is described as a lesion. The three types of lesions are primary, secondary, and tertiary. Some references call tertiary, or third type of lesions, vascular lesions. Vascular lesions involve the blood or circulatory system.

To lift and firm.

Any substance that occupies space and has mass (weight). All matter has physical and chemical properties and exists in the form of a solid, liquid, or gas.

Also known as an insulator, is a material that does not transmit electricity. Rubber, silk, wood, glass, and cement are good insulators.

The Federal Food, Drug, and Cosmetic Act (FD&C Act) defines cosmetics as “articles intended to be rubbed, poured, sprinkled, or sprayed on, introduced into, or otherwise applied to the human body... for cleansing, beautifying, promoting attractiveness, or altering the appearance.”1 Cosmetics are intended to affect the appearance of the skin.

An itchy, swollen lesion that can be caused by a blow, scratch, bite of an insect, or urticaria (skin allergy), or the sting of a nettle.Typically resolves on its own, but referral to a physician should be considered when the condition lasts more than three days.

Red

The simplest form of chemical matter and contains only one type of atom. It cannot be broken down into a simpler substance without a loss of identity.

An apparatus that changes direct current to alternating current. Inverters usually have a plug and a cord.

Cosmeceutical has no meaning under the law. A product can legally be a drug, a cosmetic, or a combination of both. The professional skin care industry created this term as a bridge between cosmetics and pharmaceuticals, or drugs.

Large blister containing a watery fluid; similar to a vesicle. Requires medical referral.

After desincrustation solution, before extractions. This can be used in the place of a massage.

here are 118 elements known to science today. Ninety-eight occur naturally on Earth.

An apparatus that changes alternating current to direct current. Cordless electric clip-pers and phone chargers use a rectifier to change the AC from an electric wall outlet to the DC needed to recharge their batteries.

Apply the product on the inside of the arm near the elbow or behind the ear. If there is any reaction within 24 hours, the product should not be used.

A solid bump larger than 0.4 inches (1 cm) that can be easily felt. Requires medical referral.

yes.

The basic unit of matter, with a nucleus at the center surrounded by negatively charged electrons that move around the nucleus in orbits.

Underwriters Laboratories (UL) certifies the safety of electrical appliances.

It describes natural-sourced ingredients that are grown without the use of pesticides or chemicals.

A thick scar resulting from excessive growth of fibrous tissue. Keloids will form along any type of scar for people susceptible to them.