Two weeks ago we introduced readers to National Presto (NPK), a business with three well diversified segments and a very healthy dividend yield in the range of 8%. Last week we dug into the houewares segment, and this week, we’re going to explore the absorbents business. Absorbents The absorbents business is a small but growing segment for National Presto. It primarily produces private-label adult incontinence products. Revenue for the absorbents segment is about half that of the housewares segment, and until recently, it’s been at best a break-even business. However, in 2009 the segment generated a healthy profit, and that trend has continued into the first quarter. By comparing the absorbents segment of NPK to the diaper segments of P&G and Kimberly-Clark, we might be able to get a better sense for what to expect in the future. First, the financial statements for the NPK absorbents segment…