The ventilation infrastructure, including ducting, fans, and other equipment would be arranged in a manner that provides a complete ventilation circuit for the health and safety of mine personnel ...

Until March 7 Guildhall Road: Public realm works, including paving, surfacing, drainage, retaining walls and ducting within Queens ... Until April 17 Mount Pleasant: Radar replacement on camera.

After 18 months of eye-in-the-sky secrecy, Chinese scientists have revealed the revolutionary technology behind the world’s first geosynchronous orbit synthetic aperture radar (SAR) satellite ...