
In this landmark treatise the author brings the hidden world of gases into clear view, turning the invisible into a series of careful, hands‑on experiments. Prompted by the enthusiastic response to earlier papers, he expands his observations into a full‑length work that records how different “airs” behave under heat, pressure and chemical action. Readers are guided through a series of elegant demonstrations—burning, inflating, and measuring—that reveal surprising qualities of the substances that surround us every day.
Written with a modest humility, the author constantly reminds us that each discovery opens new questions, echoing the restless curiosity of the Enlightenment. The narrative balances detailed laboratory notes with reflective commentary on the limits of human knowledge, inviting listeners to share in the excitement of early scientific inquiry. As you follow his methodical investigations, you’ll sense the same awe that sparked the birth of modern chemistry.
Language
en
Duration
~7 hours (417K characters)
Publisher of text edition
Project Gutenberg
Credits
Produced by Mark C. Orton, Steven Gibbs, Josephine Paolucci and the Online Distributed Proofreading Team at https://www.pgdp.net.
Release date
2009-08-19
Rights
Public domain in the USA.

1733–1804
Best known for isolating oxygen, he was also a restless thinker who wrote about religion, education, politics, and science with equal energy. His life moved from English dissenting circles to revolutionary-era America, shaped by curiosity and controversy alike.
View all booksby Joseph Priestley

by Antoine Laurent Lavoisier

by Hieronymus David Gaubius

by Robert Boyle

by Hieronymus David Gaubius

by Pierre Joseph Macquer