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TiMELiNES

c. 400 BCE

Persian yakhchals perfected

Persian engineers build yakhchals, insulated structures capable of storing ice through hot seasons.

Canonical milestonePersia1 timeline

Context

Appears In

TimelineTimeline of Refrigeration

Position 2

Authority

Sources

BritannicaConfidence 95%

Taxonomy

Tags

persiarefrigeration