What type of extinguisher releases a clean chemical that can be used for a room of electronics?

A dry chemical extinguisher is effective for extinguishing fires involving electrical equipment, making it suitable for use in rooms with electronics. This type of extinguisher contains a powder that interrupts the chemical reaction of the fire and is considered non-conductive, meaning it won't conduct electricity and can safely be used on energized equipment.

While foam extinguishers are effective for flammable liquids, they can harm electronic equipment due to the liquid and damaging properties of the foam. Water extinguishers are not suitable for electrical fires; using water on live electrical equipment can pose a severe risk of electrocution. Carbon dioxide extinguishers are also effective for electrical fires, as they displace oxygen and cool the area. However, they can leave residue and may not be as effective for larger or deeper fires as dry chemical extinguishers. Therefore, the dry chemical extinguisher stands out as a versatile option that effectively addresses fire risks in environments containing electronics.