Manitowoc : This is an "interesting speculation" play, Cramer said.
American Superconductor : Don't buy, Cramer said. This company has exposure to alternative energy, which usually doesn't work when oil prices are low.
3M : 3M is a buy, Cramer said. He likes the 3.5% yield and called the company "overlooked" and "a great play on world recovery in 2010."
Excel Maritime Carriers :Nordic American Tanker continues to be Cramer's favorite stock in the shipping sector.
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