FARGO — The principal of a liquid-in-glass thermometer is that the liquid inside a very narrow tube will contract and expand with temperature variation. The top of the liquid represents the ...
An accurate and safe alternative to traditional, industrial mercury-in-glass thermometers has been announced. The new Digi-Tel electronic thermometer series is available from Tel-Tru Manufacturing ...
FARGO — The principal of a liquid-in-glass thermometer is that the liquid inside a very narrow tube will contract and expand with temperature variation. The top of the liquid represents the ...