Did you use a fancy digital thermometer or a regular liquid thermometer?
2.
These include traditional liquid thermometers, coil spring " dial " thermometers and digital thermometers.
3.
Newton's system was calibrated between the freezing point of water ( 0 degrees ) and human body temperature ( 12 degrees ); it was a coarser scale, but unlike R�mer's it was not intended for everyday use, as Newton's interest was in determining the boiling points of metals, which are not readily accessible with R�mer's system based on liquid thermometers.