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Re: sorption question




Kes asked:

> Could someone please explain to me the difference between 'absorption' and
> 'adsorption'?  Thanks, Kes

absorption happens when something is taken in and incorporated within
something else - like water in a sponge.

adsorption happens when something forms a thin coat on the outside of
something else - like grease on plastic.

In practice its often hard to tell which process is working so its common
to use the term "sorption" to cover either process.


Roger Miller