“I was today years old when I found out what these are for,” the light scholar, who goes by the handle @VizNelly on TikTok, captioned the illuminating video. First, she removes a single bulb ...

I alluded to the latter attribute within that earlier three-way bulb ... on a transparent substrate, referred to as chip-on-glass (COG). These transparent substrates are made of glass or sapphire ...

I mean the light of the incandescent light bulb. As of Aug. 1, the Biden administration’s regulations went into effect: All bulbs forthwith must comply with new efficiency standards. While not ...