"Refrigerator Technologies" - 21st Century Electronics Paper
Victoria Fagg Professor Roundtree Art 211-LN 16 October 2017 Refrigerator Technologies Currently in time people cannot image their lives without refrigerators. Refrigerators are considered a necessity in everyday lives for most the world. The history of refrigerators begins in the 1800s. Ice was harvested, covered in saw dust, and used in ice houses to help preserve food (Ashrae Journal). Around this time mechanical refrigeration were being invented and ice harvesting farms used plates to farm the ice (Ashrae Journal). In 1880s, there were ice farms in Austin, TX using Carre ammonium absorption methods to help freeze the ice (Ashrae Journal). Then, early 1900s the first refrigerators came about using ammonium, furthermore in the 1950s and 1960s there is carbon dioxide used as the cooling agents, rotatory air compressors, and automatic defrost systems, which all caused the frozen food industry to ...