How do you extract ...?

Directly at the extraction point! After all, much of fibreglass processing is manual work, meaning that people are present in the direct vicinity, and fibreglass dust is hazardous to human health. ...
The question might seem simple, but the answer is anything but trivial. Magnesium dusts are highly flammable, and a health hazard. What is the best way to extract them? ...
They are a true plague. Oak processionary moths turn whole trees bare, and are very unpleasant to humans because the hairs on the larvae contain a stinging toxin. Whole forests and parks are blocked… ...