Eye Witness No. 89: Science Exploits the Woodlot: long sequence showing technician in International Cellulose Research laboratory filling small autoclave with wood chips, pouring concentrated acid after having put on respirator, bolting shut lid of autoclave, raising autoclave with chain fall and placing it on burner being lighted up. Various shots of second technician dropping bits of paper into agitator tank full of wood paste, collecting some paste into graduator, carrying on various tests on paste.