Differing types of desiccant dehumidifiers perform in different ways, but the most crucial system they use to extract humidity in the air is both absorption or adsorption. Absorption happens in the event the desiccant compound dissolves as it will require humidity through the air, as is the case with moisture https://dstdehumidifiers.co.uk/case-studies/desiccant-dehumidifiers-in-cold-stores/