The next time you see a semi truck rumbling down the highway, pay attention to the vertical exhaust stacks rising up from behind the cab. These exhaust pipes aren't just for aesthetic purposes: These ...

One question I often am asked is, “How tall should the exhaust stack be?” It’s a seemingly simple question, but the only way to get an exact answer is to run an air dispersion model. That takes time, ...

Add articles to your saved list and come back to them any time. Vacant land next to Port Hacking High School in Sydney's south is among the locations chosen for smokestacks to release exhaust fumes ...