PPP-C-850D, FEDERAL SPECIFICATION: CUSHIONING MATERIAL, POLYSTYRENE EXPANDED, RESILIENT (FOR PACKAGING USES) (10 APR 1964) [NO S/S DOCUMENT]

PPP-C-850D, FEDERAL SPECIFICATION: CUSHIONING MATERIAL, POLYSTYRENE EXPANDED, RESILIENT (FOR PACKAGING USES) (10 APR 1964) [NO S/S DOCUMENT]., This specification covers resilient cushioning materials of expanded polymers or copolymers of styrene for use in cushioning and packaging applications.