Specimens of: 

 Caustic potash. 

 Caustic soda. 

 Potassium chlorate. 



Reduced iron. 

 Potassium nitrate. 

 Calcium chloride. 



Apparatus to show that respired air contains carbon dioxide. 

 Apparatus for the preparation of carbon dioxide. 

 Apparatus for distilling water and other liquids. 



Apparatus to show approximately the amount of carbon 

 dioxide in a given weight of marble. 



Apparatus for making charcoal. 



Apparatus for showing the properties of charcoal. 



Apparatus for showing that carbon dioxide is heavier than air. 



Apparatus to show that carbon dioxide is produced by the 

 flame of coal gas, of spirit, and of a candle. 



Apparatus to show that when air is passed over charcoal, no 

 action takes place until the charcoal is heated. 



Apparatus for showing that carbon dioxide is soluble in 

 water. 



Apparatus to show that when reduced iron is burnt its weight 

 is increased. 



Specimens of: 

 Sodium carbonate. 

 Graphite. 

 Graphite in sticks. 

 Marble. 



Washing soda. 

 Limestone. 

 Animal charcoal. 

 Wood charcoal. 



Apparatus for preparing sulphur trioxide. 



Apparatus for preparing sulphur dioxide, and for showing its 

 solubility in water. 



Tube containing chlorine. 

 Apparatus for preparing chlorine. 



Apparatus for showing the spontaneous combustion of phos- 

 phorus in chlorine. 



Apparatus for showing that oil of turpentine will burn 

 spontaneously in chlorine. 



Apparatus for showing that sodium will burn in chlorine. 



Apparatus for showing that chlorine has bleaching properties. 



Apparatus for showing the bleaching process with a solution 

 of bleaching powder. 



Apparatus to show the increase of weight of calcium chloride 

 by the absorption of moisture from the air. 



Apparatus to show that chlorine is soluble in water. 

 Apparatus to show the action of sulphuric acid on sugar. 

 Apparatus to show the melting of sulphur. 



