For example, food safety, clean water, and hygiene company Ecolab (NYSE: ECL) has an opportunity to benefit due to its market leadership in sanitation. Rockwell still faces issues in the near term -- full-year organic sales are expected to decline by 6.5% to 9.5% -- but it's a company whose best days are yet to come. Throw in low gasoline prices encouraging drivers to rack up mileage and ongoing air travel restrictions, and the outlook is good for the auto parts retailers.