Mini fire extinguishers in Hanoi are mostly of Chinese origin, with no instructions in Vietnamese. In addition, the bottle does not specify how much powder or gas it contains. But the overall weight for the whole shell is just over 600g, the estimated actual capacity is only a few hundred grams.
Gas fire extinguishers are usually more expensive than powder extinguishers because they are easy to store and last longer than foam extinguishers (powder bottles are prone to clumps, so they have to be shaken occasionally to prevent clumps and to be stored properly). about 2 years). The price of this item is also quite rich, ranging from about 120,000 VND / bottle to 150,000 VND / bottle.
According to Senior Colonel Tran Quang Cuong - Deputy Head of the Fire Prevention Instructions Department (Hanoi Fire Prevention and Fighting Police Department) - said that there are many types of mini fire extinguishers on the market. Carefully pay attention to the origin, anti-counterfeiting stamps or quality inspection stamps of the authorities because when fighting a fire, if you buy a poor quality tank, the consequences can be more serious. "Near the fire protection facilities, there are always shops that introduce guaranteed products and thoughtful instructions for use."
Also according to Mr. Cuong; “If the vehicle is on fire, the user needs to be very calm, take out the fire extinguisher, spray continuously (without interruption) at the fire point (where the fire originates, not on the fire). ). Note that each 400ml bottle can only spray for about 5 to 8 seconds, so if it is not sprayed at the right fire point, it will not be effective.”
Ngoài ra bạn có thể tìm hiểu một vài sản phẩm như hệ thống báo cháy : hệ thống báo cháy địa chỉ và hệ thống báo cháy tự động.
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