Reducing the Risk of Airborne Hazards The hazards of airborne crystalline silica have long been recognized by the North American construction industry. By shotcreteweb|2022-02-16T16:53:11+00:00January 3rd, 2011| Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTumblrPinterestVkEmail About the Author: shotcreteweb