Moisturisers and steroids come as lotions, creams or ointments and have varying water and oil content. Lotions are easy to apply over large areas of skin and are suitable for hairy or weepy areas. Creams and ointments are thicker and can be messy to apply.
Coursework Overview. In most cases, when you want to become an instrumentation technician, you will earn an Associate of Applied Science degree and a certification that qualifies you to work in that field.
How to Become an Ultrasound Technician. Regardless of their area of specialization, ultrasound technicians are almost always required to undergo some formal education or training. For many, the first step to becoming an ultrasound tech is to earn a certificate or degree in the field.