By indiarubber, silk, or composition.
Here you may put with critical felicity
The following question: “What is Electricity?”
“Molecular Activity,” say some,
Others when asked say nothing, and are dumb.
Whatever be its nature, this is clear:
The rapid current checked in its career,
Baulked in its race and halted in its course[6]
Transforms to heat and light its latent force:
It needs no pedant in the lecturer’s chair