10 feet
Fire extinguishers shall be mounted 75 feet apart
no not mandatory
two
Nitrogen can be used in fire extinguishers as gas propellant.
FIRE extinguishers are used to put out fire.
2
two
No, there are boats that do not need any fire extinguishers.
Fire extinguishers are best used on incipient (at the beginning) fires.
15 feet
Fire extinguishers are rated according to the type of fires they can be used on and how much fire they can extinguish. Typical types of extinguishers include A, B, C, D, K. Ratings often include a number in addition the letters, such as 5A, 20BC, meaning five times the class A rating needed for the smallest fire and enough chemical to extinguish 20 square feet of class B fire.
Class K fire extinguishers are designed to supplement kitchen fire suppression systems.