...very natural to suppose, that the repellent and attractive energies are communicated from one partiell to another particle of the same kind, so as to establish...and that the locomotion takes place in consequence ; and that this is really the case seems to be shown by many facts. Thus, in all the instances in which...

...traverse large spaces, and put in motion large masses; this Davy attempted to decide, by supposing, " that the repellent and attractive energies are communicated...establish a conducting chain in the fluid," and that "in the decomposition of water and saline solutions, there may possibly be a succession of decompositions...