The works of the Honourable Robert Boyle, Esq., epitomiz'd by Richard Boulton ... ; illustrated with copper plates.

About this Item

Title
The works of the Honourable Robert Boyle, Esq., epitomiz'd by Richard Boulton ... ; illustrated with copper plates.
Author
Boyle, Robert, 1627-1691.
Publication
London :: Printed for J. Phillips ... and J. Taylor ...,
1699-1700.
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Subject terms
Physics -- Early works to 1800.
Chemistry -- Early works to 1800.
Medicine -- 15th-18th centuries.
Link to this Item
http://name.umdl.umich.edu/A28936.0001.001
Cite this Item
"The works of the Honourable Robert Boyle, Esq., epitomiz'd by Richard Boulton ... ; illustrated with copper plates." In the digital collection Early English Books Online 2. https://name.umdl.umich.edu/A28936.0001.001. University of Michigan Library Digital Collections. Accessed June 15, 2024.

Pages

EXPERIMENT XIII.
  • August 21. 77.* 1.1 SIX Apricocks being divided into Quarters, one Piece of each was inclos'd in a Recei∣ver.
  • August 22. They seem'd Riper.
  • August 23. One piece which touch'd the Water, acquir'd

Page 78

  • Mouldiness, the other beginning to putrify. The Mercury ascended a little.
  • August 24. Those next the Water were not only Mouldy, but all Rotten.
  • August 25. Putrifaction gradually became greater: The height of the Mercury was 7 Inches.
  • Aug. 26 It rose to 15
  • Aug. 28 It rose to 30
  • Aug. 29 It rose to 30 The Fruit was almost dissolv'd.
  • Aug. 30 It rose to 33
  • Aug. 31 It rose to 38
  • Sept. 1 It rose to 38
  • Sept. 2 It rose to 38
  • Sept. 3 It rose to 38 † A little.
  • Sept. 4 It rose to 41
  • Sept. 5 It rose to 43
  • Sept. 7 It rose to 45
  • Sept. 8 It rose to 46
  • Sept. 9 It rose to 46
  • Sept. 22. The Mercurial Cylinder vari'd little: The Fruit was almost dissolv'd.
  • Octob. 1. The Taste of the Fruit which remain'd un∣dissolv'd was subacid and grateful: The Mer∣cury then standing about 46 Inches high.
  • August 21. 77. A Quarter of each of the same Fruit being plac'd in a Receiver, which was not sufficiently guarded from the outward Air,
  • August 22. They became as flaccid as if they were wi∣ther'd.
  • August 23. Many were Rotten and Mouldy.
  • August 24. They were wholly putrifi'd.

Page 79

  • August 21. A Quarter of each of the Apricocks being shut up in a Receiver, and a sufficient Quantity of Artificial Air from Pears added, as rais'd the Mercury 20 Inches.
  • August 22. The Mercury stood still, but became Riper than those in open Air.
  • August 23. The Alteration was not so great as in Com∣mon Air.
  • August 24. They were unalter'd.
  • August 25. They began to yield Air; but the Quantity was not discernible.
  • August 26. They underwent no considerable Change.
  • August 28. They began to be a little moist: Yet the Al∣teration they underwent was not so considerable as of those in Common Air.
  • August 30. The Mercury Rose 30 Inches above it's usual Height.
  • Aug. 31 It rose to 40
  • Sept. 1 It rose to 40
  • Sept. 2 It rose to 40
  • Sept. 3 It rose to 45
  • Sept. 8 It rose to 49 † A little.
  • Sept. 9 The height was 40
  • Sept. 11 The height was 38
  • Sept. 12 The height was less
  • Sept. 13 The height was 33
  • Sept. 14. The Mercury subsided so far as to disappear.

Page 80

  • Sep. 22. It rose again to 33 Inches: The Fruit was cover'd with a Mucor.
  • Octob. 1. The Apricocks were well colour'd: But spon∣gy and soft, and of a subacid Taste.
  • August 21. A quarter of each of the aforesaid Fruit, being enclos'd with as much Common Air as was able to raise the Mercury 90 Inches above it's usual height.
  • August 22. The Receiver bursting with the Elasticity of that Air, the Fruit was enclos'd with as much Air as rais'd the Mercury 60 Inches.
  • August 25. New Air was added, the Fruit was not Moul∣dy.
  • August 26. They were altogether Rotten and Mouldy.

From whence it appears that Corruption is quicker in Artificial, tho greater in Common Air.

Notes

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