for diffujing Knowledge, &c. 219 



Among the branches of fcience that will occafionally be 

 made the fubjecls of thefe public lectures, are the following: 



Of heat, and its application to the various purpofes of life; 

 of the combuftion of inflammable bodies, and the relative 

 quantities of heat producible by the different fubtiances ufed 

 as fuel ; of the management of fire and the economy of fuel j 

 of the principles of the warmth of clothing; of the effects of 

 heat and of cold, and of hot and of cold winds, on the 

 human body, in ficknefs and in health ; of the effects of 

 breathing vitiated and confined air; of means to render 

 dwelling-houfes comfortable and falubrious; of the methods 

 of procuring and preferving ice in fummer, and of the beft 

 principles for conftrucling ice-houfes; of the means of pre- 

 ferving food in different feafons and climates ; of the means 

 of cooling liquors without the afiiftance of ice; of vegeta- 

 tion, and of the fpecific nature of thofe effecls that are pro- 

 duced by manures ; and of the art of compofing manures, 

 and adapting them to the different kinds of foil ; of the 

 nature of thofe changes that are produced on fubftances ufed 

 as food in the various procefles of cookery ; of the nature of 

 thofe changes which take place in the digeftion of food ; of 

 the chemical principles of the procefs of tanning leather, 

 and of the objects that muff: particularly be had in view in 

 attempts to improve that mod ufeful art; of the chemical 

 principles of the art of making foap; of the art of bleach- 

 ing ; of the art of dyeing; and, in general, of all the me- 

 chanical arts, as they apply to the various branches of 

 manufacture. 



The money neceffary fur defraying the expence of form- 

 ing this Inflitution, and alio lor the future expence of keep- 

 ing it up, is to be railed : iff, By the funis fubferibed by the 

 original founders and i'ole proprietors of the Inflitution, at 

 fifty guineas each perfon, to be but once paid, adly, By 

 the (urns contributed by thole who fhall fubferibe for life, 

 at ten guineas each perfon, to be but once paid. Jjdly, I5y 

 the lums contributed by the annual iubi'cnbcrs, at two* 



6 guineas 



