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3D Printing Class
That takes longer and wastes water. Which is a bigger deal in California.
OK, I went back to the market and got two more jars to try that out. One worked great. The other not so much. So maybe just keep both in mind. Thanks for the tip, here are the results.
I tried that and it worked. Mostly. Very satisfying pop, though.The results
How to Open a Stuck Jar wit...View Instructable »
I haven't tried that in a long time and when I did it was with a pretty flimsy knife. So... that must've been a college dorm. As I recall, the knife end got twisted and the jar didn't open. Probably works better with a "real" knife.
This opens the jar faster. Bonus: creates an exciting puzzle made of glass!
I remember using those for opening cans that you wanted to pour out, like condensed milk or pineapple juice. Didn't know they could be used for this. But I don't have one handy either.
There is that possibility. I've never seen it happen myself, but glass does vary.
Interesting. I've done this hundreds of times and never had an issue. I'd say still go for it and do a quick visual inspection.
I tried that once and then I got impatient and used the knife instead.
Open a Stuck Jar with a KnifeView Instructable »
I've been using this one. If you have the rest of the supplies, you can go by the sound. Also, if you do have a thermometer and the temp isn't getting high enough, replace the plastic top with a piece of wood to cover it and keep more heat in.
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