Policy briefings Mineral Products Association | Mineral Products Association 1 min read12 January 2015 MPA has produced a series of policy briefings to update you on the key issues currently facing the industry. The Contribution of Recycled and Secondary Materials to Total Aggregates Supply in Great Britain’ - May 2019 Sand Supply - a UK Perspective on a Global Issue - May 2019 Mineral Products sector evidences the high use of construction waste for recycling and quarry restoration - February 2019 View all briefings. Related Resident Doctors Are "Not Asking For Enough", Says Train Drivers' Union Leader By Sienna Rodgers 31 Jul Read the most recent article written by Mineral Products Association - MPA PRESS RELEASE: STRATEGIC SAFETY FORUM FOR HEALTH AND SAFETY IN THE MINERAL PRODUCTS SECTOR