National Institute of Standards and Technology (NIST) engineers recently released a two-disk DVD set that demonstrates how Positive Pressure Ventilation (PPV), a technique in which powerful fans force ...
Lyons, IL, Fire Department (LFD) Fire Chief Gordon Nord Jr. is a proponent of the implementation of positive pressure ventilation (PPV) on the fireground. “The days of old, when you’d break every ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results