When the closet is an integral part. of the bedroom, a safe approach would call for the. closet wiring to be protected just as other parts of the. bedroom. Commercial applications. Although not required under the NEC, AFCIs are suit-. able for use in commercial applications in circuits for. which they are rated.
Step 1: Get an Undergraduate Degree. Dental hygienists usually hold an associate's degree, such as an Associate of Applied Science, in dental hygiene. Two-year degree programs are available at community colleges, vocational institutes, or dental schools.
Â· just now. Report Abuse. Dental hygiene is structured like nursing: You can apply to and attend nursing school for 2 years after getting a bachelor's degree, or you can do the two years of nursing school as part of your bachelor's degree. Dental hygiene is the same way.