You take a capillary glass tube with a bore of -0.5 millimeters or smaller, a propane torch, a file and a pair of goggles. Then, you build your own thermometer. While temperatures outside were hanging ...

When you think of a thermometer, you might imagine a thin glass tube with mercury, but it turns out we can make our own thermometer with items that are mostly found just around the house. Our ...

Mix equal parts rubbing alcohol and water in the bottle with 2 drops of red food coloring. You should only fill the bottle about 1/4 full Put the straw in the bottle so it’s in the liquid but doesn’t ...

Air fryers have become a saving grace for many busy households, but a thermometer will always be handy to ensure the job's done. Here's the best one for it.