SHEWING THE 



INTIMATE CONNECTION 



THAT SUBSISTS BETWEEN 



AGRICULTURE AND CHEMISTRY. 



EARTH. 



BY the word earth, in its common acceptation, is 

 either to be understood the habitable globe the solid 

 or dry part of it, in. opposition to the aqueous, or the 

 surface stratum, soil, or mould, in opposition to the 

 more solid under strata ; whilst the word earth, taken 

 chemically, signifies a dry, uncompounded, simple sub- 

 stance, incapable of being volatilized, or ated upon by 



fire. 



There 



