produced by David Jackson; contributor Colin Russell.
Footage - Giessen, Germany. Portrait of Liebig (0'21"-1'06") - Analytical laboratory in the Liebig Museum (1'40"-2'53") - Chemical blowpipe (2'54"-3'14") - Blowpipe demonstration (3'15"-4'16") - Sulphuric acid (4'29"-5'03") - Acid distillation apparatus (5'06"-5'19") - Inorganic analysis of copper ore (5'25" -6'25") - Drawing of Kipp's apparatus. Experiment using Kipp's apparatus (6'26"-7'37") - Chemical balance (8'24"-8'31") - Gravimetric analysis of coppersulphide redissolved in acid. Volumetric analysis of ferrous iron being titrated against potassium permanganate. Drawing of titration apparatus (8'34"-9'26") - Drawing of flame spectrometer (10'01"-10'06") - Liebig CH combustion train - (1'57"-12'51") - Modern scaled down version of Liebig CH combustion train (12'52"-14'09") - Original Liebig condenser (15'00"-15'40") - Modern Liebig condenser in operation. Drawing of apparatus (15'41"-15'58") - Reflux condenser (16'1 8"-16'41"). Reflux condenser used to prepare ethyl iodide (16'51"-17'14") - Recrystallisation. Benzeneazo-B-napthol. Drawing of recrystallisation apparatus (17'40"-18'37") - Bust of Liebig (20'24"-20'34") - Sketches of work at Giessen, students, apparatus (20'35"-21'39") - Lecture theatre. Sketches (21'40"-22'49").
The development of laboratory techniques
The development of laboratory techniques