This volume investigates the technical challenges and material limitations imposed by extreme temperature and pressure environments within industrial chemical processes. Edited by Massimo Simonetta, the text compiles research presented at the XVII International Congress 'Chemistry Days' in 1966. It provides a technical framework for understanding how chemical reactions behave under non-standard physical conditions and the engineering requirements for containment and stability.

Experts recognize this volume as a historical record of mid-century industrial chemical research and engineering standards. Readers frequently note the academic density of the prose and its value as a primary source for the history of chemical process development.