A secret project using microbes to clean up centuries of grime. From Hyperallergic:
Enter SH7, a bacteria that feasts on glue, oil…and presumably the ancient remains of assassinated royals, leaving the decorative surfaces of the chapel and its statuary gleaming and pristine as they’ve never been within the modern era. The brain trust that analyzed the surface conditions of the tomb included Italy’s National Research Council, which used infrared spectroscopy that revealed calcite, silicate and organic remnants on the sculptures, and Anna Rosa Sprocati, a biologist at the Italian National Agency for New Technologies, who surveyed and tested bacteria from a collection of almost 1,000 strains to find one that would eat the offending phosphates and proteins, but leave the Carrara marble untouched.
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