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.
Training Information. A dental hygienist needs to graduate from an accredited school. Most dental hygienist programs grant associate's degrees, but some offer bachelor's and master's degrees. Training requires anywhere from 2-3 years of school, including prerequisites and any licensing examinations.n order to practice as a dental hygienist, one needs a degree from a dental hygiene school and a state license.