Pitch (resin)
Pitch is a
Uses
Pitch, a traditional
The
Viscoelastic properties
Naturally occurring
Winchester College has a 'pitch glacier' demonstration which has been running since 21 July 1906, but does not have records of regular measurements.[7]
Production
The heating (
A 10th-century redaction of an earlier Greek Byzantine agricultural work brings down the ancient method of applying pitch to ceramic wine casks:
[A wood-based pitch]
The
Literary references
The ability of pitch to contaminate those in contact with it is mentioned by Dogberry, a character in Shakespeare's Much Ado About Nothing,[10] and the same point is made in a speech by Falstaff in Henry IV, Part 1,[11] who refers to "ancient writers" who have made this observation. The Jewish deuterocanonical Book of Sirach states that "whoever touches pitch gets dirty, and whoever associates with a proud person becomes like him".[12][13]
See also
Notes
- lentisk and from pine, and was first washed in a lixivium of ashes. (Geoponika, vol. 1, p. 202. For an extraction method, see Dry distillation#Wood.
- ISBN 0-415-06136-9.
- ^ One Attic Greek drachma was a weight of about 4.37 grams; eight drams therefore being the equivalent of 35 g. (1.2 ounces).
- plant sap.
- ^ The Attic uncia was equivalent in weight to about 27.4 grams. Eight ounces would therefore be the equivalent of 219 grams (7.7 UK ounces).
References
- ^ "Coal-Tar Pitch, High Temperature" (PDF). Archived from the original (PDF) on May 5, 2021. Retrieved June 9, 2014.
- ^ "CPC Definition - C10C Working-up Pitch, Asphalt, Bitumen, Tar; Pyroligneous Acid". Classification Resources. United States Patent and Trademark Office. November 2016. Retrieved August 12, 2023.
- ^ Oxford English Dictionary "pitch, n.1", phrases P1
- ^ "The Pitch Drop Experiment". University of Queensland.
- ^ Biever, Celeste; Grossman, Lisa (April 17, 2014). "Longest experiment sees pitch drop after 84-year wait". New Scientist. Retrieved June 23, 2014.
- ^ "Trinity College experiment succeeds after 69 years". RTÉ News. July 24, 2013. Retrieved June 23, 2014.
- ISBN 9781785512209.
- ^ Geoponika - Agricultural Pursuits. Vol. 1. Translated by Owen, T. London: University of Oxford. 1805. pp. 200–201.
- ^ Geoponika - Agricultural Pursuits. Vol. 1. Translated by Owen, T. London: University of Oxford. 1805. pp. 198.
- ^ Shakespeare, W., Much Ado About Nothing, Act III, Scene III, line 61
- ^ Shakespeare, W., Henry IV, Part 1, Act II, Scene IV, line 460
- ^ Sirach 13:1
- ^ Collins, J. J. (2001). Barton, J.; Muddiman, J. (eds.). 44. Ecclesiasticus, or The Wisdom of Jesus Son of Sirach. p. 677.
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