Developments in frozen transport in the 19th century established the inter- national food market. In 1877, a cargo of frozen meat was sent from Buenos Aires to France. The following year 5000 frozen mutton carcasses were transported from Paraguay to France. In 1880, the SS Strathleven arrived in London with a cargo of 40 tons of frozen Australian beef, and by 1910
Part I Reading(40%) Every human being, no matter what he is doing, gives off body heat. The usual problem is how to dispose of it. but the designers of the Johnstown Campus of the University o Pittsburgh set themselves the opposite problem how to collect body heat. They have designed a collection system which utilizes not only body heat, but the heat given off by such
