Civil defense troops of the Soviet Armed Forces who intensively worked on the removal of contaminated materials and deactivation on the reactor itself and all affected territories.Firefighters who immediately responded to the reactor accident.Operational personnel of the Chernobyl nuclear power plant:.This exact phrase is engraved on the Soviet medals and badges awarded to the liquidators.Ĭhernobyl disaster management included thousands of occupations, positions and tasks, particularly including the following case examples: The colloquial term 'liquidator' ( Ukrainian: ліквідатор, Belarusian: ліквідатар, Russian: ликвида́тор, likvidator) originates from the Soviet official definition 'участник ликвидации последствий аварии на Чернобыльской АЭС' ( uchastnik likvidatsii posledstviy avarii na Chernobylʹskoy AES, literally 'participant in liquidation of the Chernobyl NPP accident consequences') which was widely used to describe the liquidators' activities regarding their employment, healthcare and retirement.