What's the Difference Between 'Absorbent' and 'Adsorbent'?

'Absorbent' or 'Adsorbent'?

Adsorbent and absorbent are two words that are often confused because they sound similar, but they have different meanings.

Adsorbent refers to a substance that is able to adsorb, or take up and hold, other substances on its surface. Adsorbents are commonly used in a variety of applications, such as water filtration, chemical separation, and gas storage.

For example:

• Activated carbon is a common adsorbent used to remove impurities from water.

• Silica gel is a highly effective adsorbent that is used to protect electronic devices from moisture.

Absorbent, on the other hand, refers to a substance that is able to absorb, or take in and hold, other substances within its body. Absorbents are commonly used to soak up liquids, such as water or oil.

For example:

• Paper towels are highly absorbent and are commonly used to dry wet surfaces.

• Sponges are absorbent materials that are used to clean up spills and messes.

In summary, adsorbent refers to a substance that is able to adsorb, or take up and hold, other substances on its surface, while absorbent refers to a substance that is able to absorb, or take in and hold, other substances within its body.