Engine: Retired questions · Engineering Safety

1. A only need to set up a hose team to cool the door, then open the door and extinguish the fire using a type B-II extinguisher
2. B advance the hose team into the room without any additional preparatory action
3. C cool adjoining horizontal and vertical surfaces before opening the door to extinguish the fire
4. D keep the door tightly closed until all the oil has been consumed by the fire

Tip: press A-D to answer