Final answer:
The ventilation tool used to break windows or chop holes through roof decking in firefighting is called a ventilation saw. One example is a chainsaw with a special blade designed for cutting through various building materials. Another tool used is the pike pole.
Step-by-step explanation:
The ventilation tool used to break windows or chop holes through roof decking in firefighting is called a ventilation saw. This saw is specifically designed for emergency situations and allows firefighters to quickly and efficiently create openings in structures to improve ventilation and aid in fire suppression.
One example of a ventilation saw is the chainsaw with a special blade designed for cutting through various building materials. It has a powerful motor and a fast cutting speed, allowing firefighters to break through windows, doors, or roof decking.
Another tool used for ventilation is the pike pole, which is a long pole with a metal hook on one end. Firefighters can use the pike pole to pull down ceiling materials or break through roof decking to create ventilation openings.