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.
Ultrasound Technician Requirements. To become an ultrasound technician, you need to complete a diagnostic medical sonography program at an accredited school. These programs may be associate or bachelor degree program; associate degree programs are the most common. The curriculum includes lectures, lab studies and clinical rotations in a medical facility.