Healthcare social work is a specialty within the social work field. A healthcare social worker is someone who helps people access services and education related to health problems. Their goal is to have the client achieve and maintain a state of optimal health so they can function in their daily lives.
Edinburgh Woollen Mill (EWM) is a Langholm-based retailer specialising in clothing, along with interests in homewares and destination shopping for tourists.
Pulse width modulation (PWM) is a fancy term for describing a type of digital signal. Pulse width modulation is used in a variety of applications including sophisticated control circuitry. A common way we use them here at SparkFun is to control dimming of RGB LEDs or to control the direction of a servo motor.