How does relative humidity express the state of moisture in air?

Relative humidity expresses the state of moisture in air as a percentage of the saturation needed. It is defined as the amount of water vapor present in the air compared to the maximum amount of water vapor the air can hold at a given temperature, expressed as a percentage. This measure is crucial in understanding how much moisture the air holds, which is particularly important in drying and restoration processes.

When relative humidity is at 100%, the air is fully saturated with moisture, and further evaporation is not possible; thus, comparing the current moisture content to what could maximally exist provides valuable insight into drying conditions and methods. This percentage helps professionals assess drying efficiency and makes it easier to determine when additional drying strategies are necessary. Additionally, it informs decisions about temperature adjustments, air circulation, and equipment usage to enhance the effectiveness of drying efforts in restoration processes.