An curved arrow pointing right. When a jar is vacuum-sealed, the different air pressures make it hard to open. But you can use a few simple tricks to break that stubborn seal. Follow Tech Insider ...

No matter why your jar is tough to open, it can be incredibly frustrating. Luckily, an under-cabinet jar opener is an easy ...

Nevertheless, these processes can sometimes create a significant vacuum under the jar lid, making it nearly impossible to twist off the cap. So, how can we overcome this challenge? One popular ...

The reader who suggested hitting a jar with a knife handle was correct, but tapping is a better word. I tried to teach a co-worker at a deli ...