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Placing a U.S. twenty dollar bill under a UV blacklight reveals a fluorescent strip with lettering.

Multiple consumer items, including wintergreen-flavored hard candies, tonic water, chlorophyll from spinach, and "Glow Space Stuff" toy items, have luminescent properties.

A tennis shoe is shown in a room lit with incandescent light (left), in a room lit with incandescent light with a hand-held UV blacklight shining on the shoe (center), and in a darkened room with a hand-held UV blacklight shining on the shoe (right).

A chlorophyll solution made from chopped spinach leaves and 70% isopropyl alcohol appears green under incandescent light (left), but red under a UV blacklight (right).
A table of typical observations is also available.
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