Techniques based on the sizes of the particles
There are many techniques developed to seperate substances based on the sizes of the particles. Some of these techniques are widely applicable. Some of them are only applicable for a particular size. An uncomplete list is shown below for different particle sizes with their applicatable technique.
The choice between different techniques depends on several factors like;
Some of the techniques are only suitable for one time. Other techniques the filter will be cleaned and used again, after a while (this can be several years) the filter eventually should be replaced.
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