Natural Resources
type: Concept
preferred label: منابع طبیعی @fa
related: Petroleum

Energy Policy
type: Concept
preferred label: سیاست انرژی @fa
related: Petroleum

Petroleum Industry
type: Concept
preferred label: صنعت نفت @fa
related: Petroleum

Petroleum
type: Concept
broader: Fuels
preferred label: نفت @fa
related: Petroleum Industry
related: Natural Resources
related: Energy Policy

Fuels
type: Concept
narrower: Petroleum
preferred label: سوخت @fa