At some point or another, it'll probably happen while you're driving along -- a worrisome series of sounds from deep within the engine, distinct from the typical under-hood clanks and chugs. Have you or your passengers ever wondered, Hey, what's that knocking noise in the engine?. You've answered your own question.
Henderson Community College â Henderson, KY â Est. salary: $33,000 - $46,000 a year. Dental Assisting/Dental Hygiene Instructor*. Three years clinical dental hygiene experience. Bachelorâs degree in dental hygiene or related discipline.\*....
Dental Hygiene Classes. Programs in dental hygiene generally take two years to complete with the first portion spent in the classroom studying basic aspects of oral anatomy and hygiene. Courses in this phase of training may include oral biology, dental anatomy, dental hygiene theories and practices, dental pharmacology and oral histology.