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.
How can STD treatment slow the spread of HIV infection? What are the implications for HIV prevention? Where can I get more information? References Testing and treatment of sexually transmitted diseases (STDs) can be an effective tool in preventing the spread of HIV , the virus that causes AIDS. An understanding of the relationship between STDs and HIV infection can help in the development... Read more Â».