پژوهش
preferred label: research @en
type: Concept
narrower: پژوهش شعله

سوختن
preferred label: combustion @en
type: Concept
related: پژوهش شعله

حریق
preferred label: fire @en
type: Concept
related: پژوهش شعله

سوخت
preferred label: fuel @en
type: Concept
related: پژوهش شعله

پژوهش شعله
related: سوخت
related: حریق
related: سوختن
broader: پژوهش
preferred label: flame research @en
type: Concept