As in a fluorescent lamp, this lamp makes ultraviolet light by energizing mercury vapor. Fluorescents and other conventional lamps pass an electric current between two electrodes to energize the ...

10 coolest things to buy on Amazon from the Angry Mama microwave cleaner to a moon lamp. Lily Hartman. Reviewed — Recommendations are independently chosen by Reviewed's editors.

Microwave energy from an external source energized the lamp. This opened the way for experiments with non-traditional materials, including sulfur. During the 1980s engineer Michael Ury, physicist ...

The microwave has evolved into one of the most popular household appliances in the world, but few people know that it was invented entirely by accident. In 1945, Percy Spencer, an American self ...