Describes in detail the manufacture of Portland cement, from quarry to finished product. Points out the various uses of high quality cement and describes the … Buy this film on DVD. [wp_cart_button name=from-mountains-to-microns-1959 price=12.95][show_wp_shopping_cart]

Leave a Reply

Your email address will not be published. Required fields are marked *

This site uses Akismet to reduce spam. Learn how your comment data is processed.