Cannot find such a policy nor a procurement policy. Minerals or metals are not mentioned in any of their disclosures, apart from 2 references to 'mineral oils' when talking about waste management. Cannot find such a policy nor a procurement policy. Minerals or metals are not mentioned in any of their disclosures, apart from 2 references to 'mineral oils' when talking about waste management. Cannot find such a policy nor a procurement policy. Minerals or metals are not mentioned in any of their disclosures, apart from 2 references to 'mineral oils' when talking about waste management. Cannot find such a policy nor a procurement policy. Minerals or metals are not mentioned in any of their disclosures, apart from 2 references to 'mineral oils' when talking about waste management. Cannot find such a policy nor a procurement policy. Minerals or metals are not mentioned in any of their disclosures, apart from 2 references to 'mineral oils' when talking about waste management. Cannot find such a policy nor a procurement policy. Minerals or metals are not mentioned in any of their disclosures, apart from 2 references to 'mineral oils' when talking about waste management.