Fire walls and fire barriers are inserted into buildings to separate spaces into reasonably-sized fire areas, or because hazards are present. The separations must be continuous or their purpose will ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...