Description: Lowest relative humidity to which a device can be exposed without permanently restricting its operating behavior; Name: relative humidity (minimum)
Description: lowest relative humidity to which a device may be subject without permanent impairment of operating characteristics; Name: min. air humidity
Description: ten times the logarithm to the base 10 of the ratio of the sound energy, j, to a reference value, j0, expressed in decibels; Name: sound energy level