Elements of the Theory and Practice of Chymistry, 5th ed

Pierre Joseph Macquer‘s Elements of the Theory and Practice of Chymistry, here in its fifth edition, is a lucid and systematic exposition of eighteenth-century chemical knowledge at the threshold of modern science. Combining theoretical principles with laboratory operations, the work treats salts, metals, combustion, fermentation, distillation, and analysis in a prose style marked by clarity, order, and pedagogical restraint. Its intellectual context is the world of pre-Lavoisierian chemistry, where affinities, phlogiston, and experimental classification structured inquiry. Macquer, a prominent French chemist and member of the Académie Royale des Sciences, was among the most influential chemical educators of his generation. His work in mineral analysis, dyeing, and porcelain manufacture, as well as his celebrated chemical dictionary, reflects a mind committed to joining practical arts with speculative order. This book emerges from that ambition: to make chemistry teachable, useful, and intellectually coherent. Readers interested in the history of science, Enlightenment pedagogy, or the development of chemical language will find this volume indispensable. It offers not merely obsolete doctrine, but a disciplined portrait of chemistry before its revolutionary transformation.