"Ah, yes," replied the executive, realizing that the inspector was trying to trap him with an unanswerable question "We save it and send it back to the manufacturer and every so often they send us a free bag of plaster."
"I see," replied the auditor, thinking hard about how he could fluster the know-it-all executive. "Well, What do you do with all the remains from the circumcision surgeries?"
"Here, too, we do not waste," answered the executive. "What we do is save all the little foreskins and send them to the tax office, and about once a year they send us a complete prick."