Before revision: upright=1.35|Modern gas blowtorch upAn old-fashioned kerosene/paraffin blowtorch A blowtorch is an ambient air fuel-burning lighting tool used for applying flame and heat to various applications, usually metalworking.
After revision: upright=1.35|Modern gas blowtorch upAn old-fashioned kerosene/paraffin blowtorch A blowtorch is an ambient air fuel-burning lamp used for applying flame and heat to various applications, usually metalworking.