Silica gel packets are desiccants. Silica gel packets can be used to remove odors in a gym bag. Stored in a box of photos, they can prevent them from sticking to each other, and they can extend ...
Activated alumina is an adsorbent made of aluminum oxide (Al2O3). It is used as a desiccant for drying gases and air and as a fluoride filter for drinking water. It has specific use as a silica gel ...
Major groupings include refrigerant (which removes the water by cooling the air) force condensation, and desiccant (which adsorbs the water in the air with granular material such as activated alumina, ...