Drivers, Relays, and Solid State Relays. Driver circuits. A typical digital logic output pin can only supply tens of MA of current. Even though they might require the same voltage levels, small external devices such as high-power LEDs, motors, speakers, light bulbs, buzzers, solenoids, and relays can require hundreds of MA. Larger devices might even need several amps.
Communicable Diseases Epidemiology Section Wisconsin Department of Health Services Division of Public Health P-42052 (Rev 08/2015) Page 1 of 2 Handwashing Disease Fact Sheet Why is handwashing important? Handwashing, when done correctly, is the single most effective way to prevent the spread of communicable diseases. Good handwashing technique is easy to learn and can significantly reduce the spread of infectious diseases among. children and adults.
Hand - washing is a simple and effective way to help prevent diseases, such as colds, flu, and food poisoning.When to wash your handsWashing hands:Often, especially during cold and flu (influenza) season, can reduce your risk of catching or spreading a cold or the flu.Before and after preparing or serving food reduces your risk of catching or spreading bacteria that cause food poisoning.