Following are the different types of vacuum tubes and the elements used to control the flow of current. See vacuum tube. ----- VACUUM TUBES -----Triode Pentode Elements Diode Tetrode Cathode X X X X ...

Colgate redesigned its toothpaste tubes so they can go into curbside recycling bins. It could eventually keep a billion tubes out of landfills each year. Every year, Americans toss a billion tubes of ...

When you start browsing to find the best smart bulbs for your house, you’ll see that most of them are LED bulbs. To a newcomer, terms like “LED” can get a little confusing. Sure, LED bulbs are ...

When you’re brushing your teeth and you’ve squeezed out the last bit of toothpaste, you probably toss the empty tube in the trash. Few people realize that most toothpaste tubes are now recyclable—at ...

“Hamdangler” was the only thing written on the back of the Atlanta Falcons jersey, in a screenshot of the preview photo at the NFL’s custom jersey shop online. I will never forget it. This was many ...

Cameras are a funny rabbit hole to fall down as a hacker, because we have well over a century of items to pick and choose from, a lot of which can be had for relative pennies. In my case I have more ...