TREATISE, 



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 ot" it, in opposition to the aqueous, or the 

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

 more solid under strata ; whilst the word earth, taken 

 chemically, signifies a dry, uncomixjunded, simple sub- 

 stance, incapable of being volatilized, or a(Sted upon by 



fire. 



There 



