John Mayow and his theories
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Article
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1911
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Elsevier Science
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English
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## 323 meter needle. With vaseline in the ordinary semi-fluid state there is nโข after-effect, indicating that in this state vaseline is a perfect insulator w th a dielectric e0nst~'nt I 97 When the cell between the condensers is filled with liquid vaseline and the vaseline allowed to ยขool and soli