They may look like ordinary boxcars at first, but on closer inspection, these cars need special handling! If the clicking of the Geiger counter doesn’t give it away, turn off the lights and watch them glow! Of course our radioactive boxcars are safe and all in good fun - but one of these is sure to liven up any run session on your railroad. Cars play Geiger Counter sounds “automatically” on a loop when track power is applied. Expose to UV light for glow-in-the-dark night time operations.