18 
Sulphur . — Oxygen compounds of sulphur. Sulphurous acid. 
Bleaching of wool and silk. Manufacture of sulphuric acid. 
Chemical applications of sulphuric acid in the laboratory and 
in the arts. Sulphuretted hydrogen. Its use as an analytical 
agent. 
Phosphorus. — Manufacture of matches. Oxygen and hydrogen 
compounds of phosphorus. Theory of acids. Monobasic, dibasic, 
and tribasic acids. 
Carbon . — Diamond. Graphite. Amorphous carbon. Carbo- 
nization. Different varieties of charcoal and their application for 
decolorization and disinfection. Carbonic oxide and carbonic 
acid. The hydrogen compounds of carbon. Manufacture of 
coal-gas. Nature of flame. Fuel. Principles of illumination. 
Foul air of mines ; fire-damp ; choke-damp. Safety lamp. 
Silicium and Boron . — Their compounds with the elements 
previously enumerated. Manufacture of boracic acid. 
Retrospect of laws of combination by weight and by volume, 
as deduced from the history of the individual elements. Equi- 
valent numbers. Equivalent volumes. Symbolical notation. 
Formulae. N omenclature. 
Chemical affinity. — Solution. Isomorphism. Dimorphism. 
Alio tropic condition of matter. 
Metals. 
Characters of metals as a class. Processes of reduction. 
Alloys. Classification of the metals. 
Principal compounds of the metals with the non-metallic ele- 
ments. Theory of Salts. 
Potassium . — Sources of potassium. Disintegration of rocks. 
Potashes. Nitre and nitrification. Gunpowder. Manufacture 
of chlorate of potassium. 
Sodium. — Technology of common salt. Manufacture of sul- 
phate and carbonate of sodium. Compounds of sodium with 
phosphoric acid. Borax. Barium . Strontium. 
Calcium. — Mortars. Cements. Hardness of water. Condi- 
tions of water supply for domestic purposes. Purification of 
water. Manufacture of bleaching powder. 
Magnesium. Aluminium — Glass and pottery. Manufac- 
ture of alum. Mordants. 
Manganese. — Its oxides and acids. Manganates and perman- 
ganates as disinfectants. 
o 
Iron. — Composition and properties of cast iron, wrought iron, 
and steel. 
