It is made of uranium glass, which glows under 365/395 UV light.
Vintage Uranium Vaseline Murano Italy Duck MCM 7" Art Glass Red And Yellow
Uranium Vaseline Glass Fish Uranium Yellow Frosty Matte Glass Figurine
VINTAGE Art Deco Uranium Vaseline Glass Perfume Bottle w/ Stopper | Glows UV
Vintage Large Uranium Vaseline Glass Slag Chunk Piece 7" 2 lb 14 oz
Two - Vintage Uranium Glass Candle Holder 4”x5” Vaseline UV Reactive
Vintage BOYD Uranium Vaseline Unicorn Yellow Opalescent Glass Mint Condition !!
