From Root Cellar to Data Logger
The Roman wine cellar (cella vinaria) at Boscoreale near Pompeii maintained a stable, cool temperature all year round. The builder didn’t have a thermometer. They had experience (generations of it) telling them to bury massive clay jars (dolia) deep in the earth, using the ground’s thermal mass to protect the fermenting wine from the Mediterranean heat. The result was passive climate control accurate enough to preserve and ferment wine for centuries.
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