Glossary B
Backwashing refers to the removal of the oil which has been put into worsted stock in the blending, oiling and mixing operations when the mix was made up.
Backhaul is simply permitting the wholesaler/retailer to make pickups and prevent him from having to run his truck while it's empty - in addition to providing for a backhaul allowance or discounts.
Boxing refers to mixing of paint by pouring from one container to another several times to ensure thorough mixing.