HVAC&R Nation

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July 2011

 

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Putting the H in HVAC

(full article)

Winter has arrived and millions of heaters have been switched on across the country – particularly in the southern states where a cool end to autumn brought record low temperatures. HVAC&R Nation takes a look at the increasing array of heating methods being used here and around the world.

 

A weighty issue

(full article)

The chunk of metal used to define a kilogram has been losing weight, and no one seems to know why. It’s just the latest chapter in the stories behind the weights and measures we use in everyday life, which as Sean McGowan explains, vary from the obvious to the ridiculous.

 

HVAC&R Nation Skills Workshop: Building management and control systems (BMCS) - Part 3

(full article)

 

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