| http://www.w3.org/ns/prov#value | - Drying times are however not always much lower than for open-air drying. (Probably, insufficient attention has so far been paid to utilising natural convection.) The main purpose of the dryers may be to provide protection from dust, dirt, rain, wind or predators and they are usually used for fruit, fish, coffee or other products for which wastage is otherwise high.
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