What are the commonly used fire extinguishers?

1. Dry powder fire extinguisher: can extinguish fires caused by liquid and electrical appliances.

2. Foam fire extinguisher: it can extinguish fires caused by lipids and oil.

3. Acid and alkali fire extinguisher: it can fight fires caused by wood and cloth.

4. Halogenated alkane fire extinguisher: it can extinguish the initial fire caused by liquid and gaseous state.

5. Carbon dioxide fire extinguisher: it can fight fires of valuables and precision instruments.