white
Assuming this extinguisher is following Australian rules, that is a dry chemical extinguisher. If this is an American extinguisher, there are no standards, only conventions, and I couldn't tell you by color alone.
NO!!!!! Use a Dry Chemical extinguisher
NO!!!!! Use a Dry Chemical extinguisher
Flammable metals often require special chemicals to extinguish, assuming there are any. So, in fact, you WOULD use a "chemical extinguisher", but probably not an ordinary dry chemical extinguisher.
In the United States, its black.
Depends entirely on what the chemical is.
argon and tetrafluoromethane
What 'type' the fire is. The right extinguisher must be used for any fire. Or, more importantly - it can be very dangerous to use the wrong type of extinguisher, such as one with water should never be used on an electrical fire.
You would not want to use a pressure water extinguisher on any electrical fire due to the possibility of electricity being conducted through the water and injuring someone. A CO2, dry chemical or "clean agent" (e.g., "Halogenated") extinguisher would be a better choice for an electrical fire, knowing that dry chemical powder will make quite a mess.
The standard colour of fire extinguishers in the United Kingdom is a signal red body with another colour banding depending on the kind of fire extinguisher.
So that the fire extinguisher is identified in case of need. Also for accessibility of the fire extinguisher since it can reflect.
True, provided that the extinguisher is the proper type. An ABC dry chemical extinguisher would be the best extinguisher to use.