chad<br/>small pieces of paper or cardboard produced <b>in</b> punching paper tape or data cards; also : a piece of chad<br/>[M-W's Col. Dic.]<br/><br/>I would have used <i>during</i> in place of <i>in</i>. Would that have been correct?<br/>small pieces of paper or cardboard produced <b>during</b> punching paper tape