IF YOUR GAS COOKER CATCHES FIRE, DO THIS FAST TO QUENCH THE FIRE:
Once you notice that your gas cooker is bringing out fire, Switch Off The Gas Cooker immediately. After switching it off, Quickly Get A Very Thick Cloth Or Towel and dip it in a bowl of water filled with detergent.
You can put this somewhere close to you anytime you are cooking. This will really help you incase anything happen while cooking. If you don't have it around you and your gas cooker catches fire unexpectedly. You might spend time looking for all these.
Now, the next step is to Quickly Cover The Gas Cooker With The Wet Cloth Or Towel. Cover the gas cooker with the towel and wait for the fire to quench, but make sure the gas cylinder is off while doing this.
If you follow these steps carefully then your mind will be at rest.
Please, always make sure that You off your gas cooker after cooking. This is very important.