Castoreum a tincture in some perfumes and as a food additive. The government of Ontario pays trappers to harvest beaver castor sacs. The sacs brought between 2.62 - 5.10 Canadian dollars per ounce when auctioned at the May–June 2016 North American Fur Auction. At least 24 compounds are known constituents of beaver castoreum. Some of these have pheromonal activity. These are the phenols 4-ethylphenol and 1,2-dihydroxybenzene (catechol) and the ketones acetophenone and 3-hydroxyacetophenone. Five additional compounds noted are 4-methyl-1,2-dihydroxybenzene (4-methylcatechol), 4-methoxyacetophenone, 5-methoxysalicylic acid, salicylaldehyde, and 3-hydroxybenzoic acid. Other neutral compounds are oxygen-containing monoterpenes such as 6-methyl-l-heptanol, 4,6-dimethyl-l-heptanol, isopinocamphone, pinocamphone, two linalool
Shadow and Substance Shadow and Substance "Shadow and Substance "is an award-winning four-act play written in 1937 by Paul Vincent Carroll. In 1938 it won the New York Drama Critics' Circle award for best foreign play. First published by Samuel French in 1944. Set in Ireland, the play has a cast of six men and four women. According to George Jean Nathan "deals with the Catholic Church in Ireland. Its theme lies in the ramifications of faith as practiced by the Church's various constituents…faith that, for all its sincerity, has drifted from its deepest moorings, and the manner in which a true, steadfast,