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Is opto-isolator a relay?


Is opto-isolator a relay? Opto-isolators are designed to switch a small amount of current. A solid-state relay typically contains an opto-isolator along with some circuitry to switch a large amount…

Why is it called a lazy river?


Why is it called a lazy river? By the early 1980s, Seeker says, “George had a lot of slides down there that were pretty thrilling, but he was looking for…

What is a good size stockpot?


What is a good size stockpot? For home use, stockpots come in a range of sizes, usually from 8 to 20 quarts (some commercial kitchens use massive 74-quart versions). For…