Can silica gel desiccant be placed in sealed bottles? Silica gel desiccant does not swell after absorbing moisture, nor does it heat violently, so it can be put in a sealed bottle and jar.
What kind of desiccant can't be put in sealed bottles?
Only lime desiccant can not be put in sealed bottles and jars, because quicklime desiccant easily expands and heats up after absorbing moisture, causing deformation and even explosion of the bottles.
The role of desiccant: