The Science of Coffee

Chapter 2: The Invention That Changed Everything — Kerry Sachs and the 95% Efficient Biomass Furnace
Biomass roaster Coffee roasting process Kerry sachs biomass furnace Kerry sachs inventor Low acid coffee Low acid coffee science Puroast Puroast engineering Science of coffee chapter 2 Traditional roasting

Chapter 2: The Invention That Changed Everything — Kerry Sachs and the 95% Efficient Biomass Furnace

Chapter 2: Kerry Sachs and the 95% efficient biomass furnace — the engineering breakthrough that made traditional slow-roasting commercially viable and gave birth to genuine low acid coffee at scale.