Is it better to tighten the lid as much as possible?

glass jars with black lids

Is it better to tighten the lid of glass containers as much as possible? Actually not. In many people’s perception, the tighter the lid is, the better. The perception is wrong. Let’s look at the picture below, the sealing principle diagram of the claw-type screw-open lid. The left side of the picture is a cross-sectional view […]

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