CAMDEN, N.J. (CBS–Some cool technology updates on the Battleship New Jersey.

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The historic battleship is getting more energy efficient.

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Interior improvements include removing old fluorescent bulbs for new LED light fixtures.

The ship’s heating is also getting upgraded from an electric system to natural gas fueled boilers.

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It’s all part of a $1.4 million project to bring the popular museum and memorial into the 21st century.