Covering weeds with newspaper 

Killing weeds with hot water

Using a gas burner 

Using a stale seedbed technique 

Also, propane tanks can be damaged, so use it carefully.

Weeds can be a real pain, and gas burners are the easiest way to get rid of them. 

Boiling water will kill weeds temporarily by destroying their root system.

How to Clear a Vegetable Garden Full of Weeds