A device which is uses the gas as medium is called gas appliances. Generally gas stove,oven etc. this are the general item which uses the gas mostly we can see this in our kitchen. Gas stove a made up of steel it uses a natural gas or a petroleum gas.
With the help of the gas cylinder the gas went out into the tube and fill in a gas burner when fire strikes the burner flames will be produced.
Gas appliance are available in many shops. Now a days you can buy it online to. The service center also become a large in number in every country. Daily maintain is must for gas appliances we have to clean daily after we use because the dust well form in the burner holes that's makes the flame thickness to low.
And stay away from the this kind of thing from the kinds also switch off the regulator after the use of gas appliance. You can services it on your own if you know the knowledge otherwise take it serviceman.
The best option is to go with the service man. Usually gas will also come for rent only in a monthly bases. We have to pay the government to use the gas there is also some restriction to use the in minimum if it exceeds we have to pay a extra money depend up on the extra usage.