Various radioactive objects can be examined using a Geiger counter. Paper, aluminum foil, aluminum plate, and lead plate can be used to block emissions from the objects. Place the source on the bench.
One of the most haunting moments in the 2019 hit series, Chernobyl, features liquidators shoveling graphite from the roof of reactor No. 4 at Chernobyl Nuclear Power Plant, the site of the worst ...