MRP Explosion: In Materials Requirement Planning (MRP), an order by item (i.e. what item, by
when and how many or how much) is generated by procuring the item data with the help of Bill
of Materials (BOM) which is in accordance with the production plan. Structural information of
how the items are related to each other present in BOM and item information (such as lot size
rule) as well as tactical information about planned production and inventory in/out/on-hand is