8 Jones, Action of Alkalies on Glass and on Paraffin. 

 Baryta Water. 



These experiments confirm the previous results. 

 They were carried on for nearly double the time — six 

 months in the first and eleven months in the second 

 series — and it will be noticed that the silica (increased 

 from o'l to I gramme) had nearly neutralised the lime 

 water completely. The strontia water in the glass bottle 

 maintained its strength remarkably well, and did not act 

 nearl}' so energetically either on the silica or the powdered 

 * Strength at starting. 



