The process of introducing water-soluble products into the skin with the use of electric current is known as ____________.

An insulator or _______________ is a substance that does not easily transmit electricity.

LED is the abbreviated version of ______________ which is used in treatments to reduce acne and increase skin circulation.

Thirty-five percent of the natural sunlight is made up of_________________.

What unit of measure is equivalent to 1/1,000 of an ampere?

An extremely low level of electricity that mirrors the body's natural electricity impulses is known as _______________.

The distance between two successive peaks of electromagnetic waves is called_________________.

An instrument producing moist, uniform heat that can be applied to the head or face is called a__________________.

The term for measuring the resistance of an electric current is _______________.

The type of light blocked by the ozone layer is _____________.

When electrical term is abbreviated as AC?

Commonly used modalities in cosmetology are Telsa high-frequency current, microcurrents, and _______________.

Laser is the acronym for ___________________- .

Infrared lamps are primarily used during hair conditioning treatments and to ________________.

What is a thermal or heat-producing current with a high rate of oscillation or vibration that is commonly used for scalp and facial treatments?

Removing blood vessels, disabling hair follicles, and eliminating some wrinkles may be accomplished using various _______________ treatments.

What process forces acidic substances into deeper tissues using galvanic current from the positive toward the negative pole?

What apparatus changes alternating current (AC) to direct current (DC)?

The process used to soften and emulsify grease deposits and blackheads in the hair follicles is called _____________.

A positive electrode is called a(n) ______________.

The term used for measuring how much electric energy is being used in one second is _______________.

The term used for measuring the strength of an electric current is _____________.

Which apparatus conducts electric current from an electrotherapy device to the client’s skin?

Which safety devices prevent the overheating of electric wires?