Foam type fire extinguisher | chemical foam | Afff mechanical foam | #fire
4:37
ABC type fire extinguisher | dry chemical powder | use | maintenance | part name | #fire
19:57
Foam type fire extinguisher refilling
7:18
Session 2 Firefighting pumps priming fails?
13:03
Fire Extinguisher के ऊपर D Class क्यों नहीं लिखा होता हैं
3:27
Soda-acid Fire Extinguisher | Class A type fire extinguishers
7:40
¡Incluso los profesionales aprendieron ESTO de mí! Nunca volveré a tirar las pilas AA
7:24
Water Type Fire Extinguisher | Soda-Acid/CO2 Cartridge/Stored Pressure Type Water Fire Extinguisher
8:00