1. A sensor label that is designed for and fabricated for single use or disposability that senses a parameter and records the sensed parameter, comprising: a semi-permeable medium; a parameter-sensitive and activatable developer on the semi-permeable medium, the developer, when activated, exhibits a detectable manifestation of a changed state that progresses over time; a reader of the detectable manifestation of this changed state; and a recorder of the detectable manifestation of this changed state that logs parameter change data.