Chapter 13 Ventilation Flashcards
According to tests conducted by UL, in order for ventilation to improve interior conditions, what must occur
Ventilation must be coordinated with the application of water as close to the fire as possible
How can recirculating be eliminated during smoke ejection
Completely block the opening around the fan
What is the greatest risk to fire fighters performing vertical ventilation
Roof collapse
Which item greatly increases risk during vertical ventilation operations
Lightweight construction components
Which problem can be caused by using doorways as ventilation openings
It compromises personnel entry and exit
Which type of building is the most prone to the stack effect
High-rise
A freestanding wall that extends above the roofline is a ____ wall
Parapet
Positive-pressure ventilation is the least suitable approach for which situation
Fire in structural void spaces
What is the term for an open space within a wall where wires and pipes run
Chase
What is the term for the weather-resistant surface of a roof
Covering
Which is indicated by slow-moving smoke
Cooler smoke
Which item is necessary in order for the peak ventilation cut to be used
Plywood sheeting
