20181120 S5 Green Building Technology Lab KP 0079
CATCHYPHRASE:Showing Off the Tech David Silburn, SAIT’s Green Building Technologies research associate, talks to visitors of the Green Building about the benefits of the natural gas heat generator, in Calgary on Tuesday, Nov. 20, 2018. The natural gas heat generator, bottom left corner, produces heat, with electricity as a by-product. (Photo by Katherine Puhl/The Press)
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