Charles Law Superior. Comprises capillary tube and thermometer, mounted on board with scale behind the capillary tube. The apparatus comes complete with oil in the capillary tube, so no difficult filling with sulfuric acid is required.The relationship between temperature and volume can be observed easily, and an estimate for absolute zero can be obtained through extrapolation of experimental data.Available as singularly or as class set of 10 in Gratnells case.
