HVAC systems now a reality
April 24, 2012 | 10:00
Siemens Group has debuted its new energy-efficient modular variable speed drive for HVAC systems.
Biden unveils $53 billion rail plan
February 09, 2011 | 11:00
The Obama administration on Tuesday called on Congress to back a six-year, $53-billion-investment in high-speed, intercity rail, saying it was "dreaming big" on reinventing US infrastructure.
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