Length (feet):500 (16mm)
Library and Archives Canada: 16mm.
"The purpose of this film is to demonstrate the value of calcium chloride in road maintenance. It compares roads which have and have not had the calcium chloride treatment, explains the properties which make it particularly effective, their significance and advantages."
Crawley Films, Free Films: Sources of Free 16mm Sponsored Films in Canada Compiled and Published by Crawley Films (Ottawa: Crawley Films, April 1969): 5.