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What are the noise levels associated with opening and closing the lids?
The noise produced when opening and closing lids varies depending on factors like material, design, and force applied. Generally, lightweight plastic lids generate lower noise levels, ranging between 30-50 decibels (dB), comparable to a quiet conversation. Heavy metal lids or tightly sealed containers can produce louder sounds, reaching 60-70 dB, similar to background office noise.
Friction and air pressure changes also contribute to the sound. For example, vacuum-sealed lids often emit a distinct "pop" due to sudden air release, measuring around 55-65 dB. Soft-close mechanisms or rubber gaskets can significantly reduce noise, dropping levels to 20-40 dB.
To minimize lid noise, consider using padded or silicone-lined lids, applying gentle pressure when closing, or opting for slow-release designs. Understanding these noise levels helps in selecting quieter products for noise-sensitive environments like offices or nurseries.
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