LEARNit Dictionary
halon
noun
/ˈheɪlɒn/
UK
/ˈheɪlɑːn/
US
1
a gas that is made up of carbon and one or more halogens, used especially to stop fires, but now known to damage the ozone layer
هالون, گاز مهار کننده آتش, گاز آتشنشانی