Different types of desiccant dehumidifiers do the job in different ways, but the key method they use to extract moisture through the air is both absorption or adsorption. Absorption occurs when the desiccant compound dissolves as it requires moisture from the air, as is the situation with dampness absorbers. Both https://dstdehumidifiers.co.uk/case-studies/desiccant-dehumidifiers-in-cold-stores/