It's Eco Stucco, or stucco and plaster made out of lime rather than cement. This cuts the amount of energy used in manufacturing by around 30 percent. Lime plaster has been used in France since the 1930s but is only starting to get popular here. It costs more than regular plaster, but it doesn't crack or lose its color, says Cyril Vanbatten, who sells it here in the United States.
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