CHAPTER IV.. Molecular Forces.

MOLECULAR FORCES.

Conditions of Matter--Variety of organized Forms--Inorganic Forms--All matter reducible to the most simple conditions--Transmutation, a natural operation--Chemical Elementary Principles--Divisibility of Matter--Atom--Molecules--Particles--Molecular Force includes several Agencies--Instanced in the Action of Heat on Bodies--All Bodies porous--Solution--Mixture--Combination--Centres of Force--Different States of Matter (Allotropic Conditions)--Theories of Franklin, Æpinus, and Coulomb--Electrical and Magnetic Agencies--Ancient Notions--Cohesive Attraction, &c. 35