The last one is a full color IR Flag patch. I was told it was not official but this says otherwise. Three U.S. flag insignia are authorized for wear with the ACU: full-color, full-color IR, and subdued IR.. It comes from Wikipedia.
Your fire extinguishers should have ABC ratings on them. Here are the most common types of fire extinguishers: 1  Water extinguishers or APW extinguishers (air-pressurized water) are suitable for class A fires only.2  Never use a water extinguisher on grease fires, electrical fires or class D fires-the flames will spread and make the fire bigger!t is vital to know what type of extinguisher you are using. Using the wrong type of extinguisher for the wrong type of fire can be life-threatening. These are only the common types of fire extinguishers. There are many others to choose from.
Best fire extinguisher for office buildings â the best fire extinguisher for most office buildings is going to be an ABC fire extinguisher. ABC fire extinguishers are the best fire extinguishers for putting out fires caused by things like trash, paper, cloth, etc, making them appropriate for most offices. Note: if you need to use an ABC fire extinguisher in your office, make sure you clean it up right away.