In 1839, the Welsh physicist and lawyer William Robert Grove invented the first fuel cell during experiments at the London Institution in the City of London. Grove demonstrated that by combining hydrogen and oxygen at the surfaces of two platinum electrodes immersed in sulfuric acid, he could produce an electric current directly from chemical reactants without combustion. This device, created at the London Institution, was the first to generate electricity from the chemical energy of fuels and anticipated the hydrogen fuel cell technology developed over a century later.

Grove was both a prominent scientist and a literary figure in Victorian London, and his fuel cell experiments were part of a broader intellectual project that included his influential book "On the Correlation of Physical Forces" (1846). Grove's argument that all forms of energy, heat, light, electricity, magnetism, and chemical affinity, were interconvertible manifestations of a single underlying force resonated deeply with Victorian literature's search for unity beneath the diversity of experience. His work influenced the philosophical poetry of the period and contributed to the intellectual climate that produced the Victorian sage writers, including Carlyle, Ruskin, and Arnold.