Attempt to gain the most accurate possible idea of the extent and degree of damage as it will determine the nature of the actions to be taken, the size and nature of the salvage team, the supplies needed, and other vital factors. Stabilization and Control of Conditions Wet books will develop destructive mold within 48 hours. Heat and humidity foster its growth. Therefore, reduce temperature and humidity . Create maximum air flow using fans, air conditioning system, etc.
Damp books are susceptible to mold.
Books immersed in water will not mold as air is needed for it to grow. Therefore, under most conditions, books immersed in water should be temporarily allowed to remain there, or be placed in clean, running water until ready for removal for treatment. Books that are tightly shelved will mold only on the outer edges. Do not separate them until they are ready to be treated. If mold growth has begun, the affected items should be isolated and thoroughly dried.