bzzz
why should beauty professionals know about electrical safety?
to use their tools wisely and safely
what is also a good conductor? why?
tap water. the ions in the water.
what is a watt?
measures how much electric energy is being used in one second.
what are GFIs required by?
the electrical code for receptacles in bathrooms, kitchens, and some outside receptacles.
what is an electrode?
an applicator for directing electric current from an electrotherapy device to the clients skin.
what does electricity impact?
it impacts all of the services beauty professionals offer their clients
what is a good insulator?
rubber
true or false?
a wire that is not small enough to carry the electrical current passing through it will overheat?
false.
how should disconnect a plug from the wall?
pull on the plug not the cord.
what kind of poles does polarity have?
negative or positive electric current poles
you can't use advanced electrical therapy machines without what?
a foundational understanding of electrical theory
what is direct current?
even flowing, travels in one direction and is produced my chemical means.
what is a fuse?
prevents excessive current from passing through a circuit. it is designed to blow out or melt when the wire becomes too hot from overloading the circuit with too much current.
what should you not do with a three prong plug?
alternate it to fit in a two prong outlet.
what is the positive and negative polarity pole called?
positive= anode + (red)
negative= cathode - (black)
what does electricity not occupy?
space or have mass
what is alternating current?
rapid and interrupted current, flowing first in one direction and then the opposite direction
what are safety devices that you may encounter in the salon?
circuit breakers
true or false?
you should attempt to repair electrical appliances yourself?
no. call an electrician.
what is galvanic current?
constant and direct current having a positive and negative pole.
what is a good conductor?
copper
what is an ohm?
measures the resistance of an electrical current. current will not flow through a conductor unless the force is stronger than the resistance.
why is one prong slightly larger than the other on a plug?
it ensures that it can be inserted into an outlet only one way and protects you and your client from electric shock.
what is the use of electrical currents to treat the skin referred to?
electrotherapy
what is the difference between cataphoresis and anaphoresis?
cataphoresis= positive pole (anode) closes pores
anaphoresis= negative pole (cathode) stimulates and irritates the nerves