What You Need to Know
At pressures above atmospheric, water’s boiling point rises, allowing temperatures up to ~121 °C without boiling. This facilitates rapid protein denaturation (70‑80 °C) and starch gelatinization (60‑80 °C). The high temperature also inactivates bacterial spores, ensuring safety.
The Science
Primary Reaction
Protein denaturation, starch gelatinization, microbial inactivation