Associations to the word «Pyrrole»

Wiktionary

PYRROLE, noun. (organic chemistry) Any of a class of aromatic heterocyclic compounds containing a ring of four carbon atoms and a nitrogen atom; especially the simplest one, C4H5N. [from 19th c.]

Wise words

The chief difference between words and deeds is that words are always intended for men for their approbation, but deeds can be done only for God.
Leo Tolstoy