Mass Transfer
The drying time between fixed moisture contents within the 'constant rate period' is proportional to (assuming that drying occurs from all surfaces of the solid) (where, T = thickness of the solid )

√T
T
T1.5
T3

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Mass Transfer
Humid volume is the total volume in m³ of 1 kg of

Vapour laden gas at 1 atm. and gas temperature
Vapour laden gas at 1 atm. and room temperature
Gas plus its accompanying vapour at 1 atm. and gas temperature
Gas plus its accompanying vapour at 1 atm. and room temperature

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