Radioactive Tape Dispenser (1970s) (orau.org)
This is a 3M Model C-15 Decor Scotch tape dispenser. It is slightly radioactive due to the thorium-containing monazite sand that was used as ballast.
Radioactive Materials, Vintage Technology, History, 3M, Products
108 points by thunderbong 58 days ago | 51 comments