Recent Examples of pyrrole from the Web
Researchers were able to contest the authenticity of the works by proving pigments used in the paintings, like the lightfast pyrrole red, PR 254, had not even been discovered until after Pollock’s death in 1956.
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medical Definition of pyrrole
pyrrolicplay \pir-ˈō-lik\ adjective
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Britannica.com: Encyclopedia article about pyrrole
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