2022---the-radioactive-legacy-of-the-old-fighter-jets -

Used in self-illuminating exit signs and some specialized optical equipment.

Found in "glow-in-the-dark" cockpit instrument dials and switches.

The push to retire 201 aircraft in 2022 is part of a broader strategy to move toward newer platforms like the F-35 and the upcoming Next Generation Air Dominance (NGAD) fighter . These modern systems prioritize safer materials and sustainable fuels to reduce their future environmental and radioactive footprint. 2022---The-radioactive-legacy-of-the-old-fighter-jets

The "radioactive legacy" of old fighter jets refers to the presence of hazardous materials—specifically radioactive isotopes and toxic chemicals—used in aircraft manufactured during the mid-20th century. As these "legacy" systems are retired in large numbers in 2022 and beyond, managing their disposal requires specialized handling to protect personnel and the environment. 1. Identify Radioactive Components

Used in firefighting foams (AFFF) at bases and sometimes in hydraulic fluids. The EPA provides interim guidance on the destruction and disposal of these persistent chemicals. Used in self-illuminating exit signs and some specialized

Technicians must wear respirators and gloves when machining or sanding components that may contain thorium or depleted uranium to avoid inhaling radioactive dust.

Beyond radiation, legacy jets carry other environmental "legacies" that are heavily regulated: Modern Disposal and Environmental Concerns

Any part containing radioactive material must be clearly marked before it is sent for long-term storage or disposal. 3. Modern Disposal and Environmental Concerns