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. Mineral Products sector evidences the high use of construction waste for recycling and quarry restoration - February 2019 View all briefings. Related Vape Shops Will Need Planning Permission In Push To Revive High Streets By Matilda Martin 10 Aug 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