Please provide your email address to receive an email when new articles are posted on . After an alcohol flush and air purge using an automated reprocessing machine, 100% of endoscopes were still wet.

For the past 13 years, I've been promoting and educating contractors on the advantages of forced air zoning products. I have worked with contractors at both the manufacturing level and the ...

I spent most of my childhood in London, where nobody has a/c and central heating consists of either electric storage heaters or radiators. In the US on the other hand, the standard configuration (in ...

Zoning in forced-air systems is accomplished by controlling dampers that are located within the ductwork system. Dampers open, close, or modulate depending on the demand from the controller. Air is ...

All power supplies generate waste heat that needs to be dissipated. As more components are squeezed into smaller spaces the heating effect becomes greater. Miniaturization results in higher levels of ...

In the 19th century and the very early parts of the 20th, coal burning was a common way of heating our homes. It seems amazing to us now that such a wasteful, dirty and downright dangerous method of ...

Forced-air convection cooling via fans is a widely used approach for keeping the temperature of electronics below some threshold value. It’s more aggressive than “natural” convection cooling and ...

The author’s air-source heat pump resembles an air conditioning unit, and it pictured here alongside one of the heating oil fuel tanks. Photos by Adam D. Bearup The following story covers our recent ...

Running your furnace, central air, or heat pump probably constitutes a big part of your utility bill. But it’s a small, often inexpensive part—the air filter—that keeps these heating and cooling ...