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Holmium Element-67 T-ShirtNamed for Holmia, the Latin name for Stockholm, holmium is a rare earth with unusually strong magnetic properties. Its signature uses include specialty magnets, lasers, and calibration standards for spectrophotometers. Its magnetic behavior gives it a meaningful place in specialty materials and scientific instruments. Product notes: Made to order graphic T shirt with the design shown on this page. Check the selected size and color before ordering.

camera lenses

boron is an important component of borosilicate glass

: 100% cotton (fiber content may vary for different colors)

and laboratory atmospheres

or just zooming across the couch

Positronium is real and spectacular

Simple and to the point

but important as a laboratory target for producing heavier elements

and reliable electrical contacts

meaning to lie hidden

Potassium ions are essential for biological electrical signaling

cesium was identified by bright blue spectral lines