octagon d power plant sanction sign outline round flat multi colored icons

powerplant factory plant powerstation energyproduction technology engineering ecology extraction making yield supply provision providing import export trade economic sanction embargo reprisal ban prohibition interdict inhibition taboo crisis illegal regulation conflict warfare stop forbidden prohibited restricted warning attention octagon sign contour lineicon outlineicon lineart icons round circles varied shaped power outline flat multi colored backgrounds included white light dark icon variations hover active status effects bonus shades