Source: Canadian Centre for Occupational Health and Safety
In the presence of moisture, mold can grow in any place and on any material or almost. This is why the best way to prevent them is to reduce the humidity.
The optimum relative humidity is between 30% and 50%. Here are some preventive measures that will help to maintain this level of humidity:
* It is important to keep in mind that dehumidifiers and appliances air conditioning used must be kept in good order. Empty water collectors regularly so that the liquid collected and does not contribute to the accumulation of moisture and clean the humidifier often you use.