FROM MOUNTAINS TO THE DRAMA OF PORTLAND CEMENT

Duration: 25 min

Year Published: 1959

Creator: Produced by Portland Cement Assn.

Format: 16mm

Color: Color

Sound: Sound

Description: Revision of 1949 film. Reveals how jet runways, rocket launching pads, highways, bridges and dams are made possible through Portland cement. Shows how great rocks are blasted from mountainsides and open-faced quarries, machine-crushed to the size of baseballs and ground to grains (microns).

Complete Record: Source: ModernTP Interest level: jh-sh-c-ad Guide: Guide Price: free-loan Format: sd color

Metadata Source:Educational film guide. Supplements (1959-62)