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CHEMICAL INDUSTRY
Urea is a raw material forthe manufacture of twomain classes of materials:urea-formaldehyde resins
and urea-melamine-formaldehyde used in marineplywood.
AGRICULTURE
More than 9O% of world industrial production of urea is destined for useas a nitrogen-release fertilizer.
Urea has the highest nitrogen con-tent of all solid nitrogenous fertilizersin common use.
Therefore, it has the lowest transpor-tation costs per unit of nitrogen nutri-ent.
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