Commodity futures are contracts that end in physical delivery (with a few exceptions). However, almost all the times the contracts are closed before the deliver

Commodity futures are contracts that end in physical delivery (with a few exceptions). However, almost all the times the contracts are closed before the delivery date and nothing "real" happens (except an exchange of money). Still, all books on futures have some kind of warning about having your garden occupied by a delivery of pork bellies (or something else).