That is good news: defects in the crystal, unlike ambient temperature, can be fixed.

ECONOMIST: MONITOR

Before Argo, the temperature and salinity of the subsurface oceans could only be measured from ships or fixed point moorings.

UNESCO: World Water Assessment Programme (WWAP)

Jones added sensors that, by monitoring the air temperature above and below the heli ten times a second, can keep the chopper at a fixed altitude with more accuracy than a human on the ground can.

FORBES: Eye in the Sky