The Problem of Water Ice

A lot of the ice that was sold in those markets in ancient Greece, ancient Rome is actually snow compacted snow. That contains inherently particles of dirt and mud and bits. The market evolves into thanks to a brilliant Bostonian guy called Frederick Tudor is the export of hand-cut ice from lakes in New England. And these are blocks of solid ice. They were shipping this all around the world from Tudor started in 1806 and finally got it figured out in the 1820s.