Owala has legions of devoted fans who swear by the no-drop water bottles. But equally enticing are Owala’s legendary color drops when new shades are introduced. Owala recently launched its Tropsicle ...

Drugstore bottles from long-ago Nevada towns have been a passion of Fred N. Holabird’s since his college days at Humboldt State University in California.

A brightly colored microcrystal that loses its color over time depending on temperature could be used to identify whether a vial of medicine has gotten too warm. ... Medication Vial Changes Color When ...

The potential for confusion is from the color of the cap for the vials. The color of the vial caps of some of the new booster shots is identical to those of older shots. For instance, the ...

As a proof of concept, the team packaged the color-changing materials into a vial lid and QR code. Walk-in freezers and refrigerated trucks generally maintain their set temperatures, but accidents can ...