Published June 1934. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
The object of this study was to compare the efficiency of a Hydro-Vac cooler with that of a 29 x 16-1/2 inch tubular surface cooler, as well as with that of two other coolers (tub cooler and sprinkler cooler). The cooling efficiency of a Hydro-Vac cooler was slightly lower than...