tag:blogger.com,1999:blog-687465013017827111.post1475288000809651023..comments2023-05-10T08:04:55.428-04:00Comments on Experiments in efficiency: How they used to do itRachelhttp://www.blogger.com/profile/01456879031634848302noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-687465013017827111.post-80084646797531868932013-02-22T04:46:26.355-05:002013-02-22T04:46:26.355-05:00My Grandparents had what they called a 'cold c...My Grandparents had what they called a 'cold cupboard.' Here is what it was: they had a cool unheated basement and above that, the kitchen. So my Grandfather cut a hole from the bottom of the kitchen cupboard so the cool air from the basement would rise into the cupboard. Cupboard had a door on it. Inside the 'cold cupboard' he built wooden slats with a space between each slat. Anonymousnoreply@blogger.com