**FILE** A colorful assortment of 3M Post-it notes line the shelves of a Office Max store in this Jan. 30, 2007 file photo in New Brighton, Minn. 3M Co.. the manufacturer of products including Scotch tape and coatings for flat-panel televisions, said its second-quarter profit rose 3.9 percent on strong performance across its businesses. It raised its guidance for the full year. (AP Photo/Jim Mone, file)