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On 2012-11-13, Volker Armin Hemmann <volkerarmin@××××××××××.com> wrote: |
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> Am Montag, 12. November 2012, 23:03:08 schrieb Peter Humphrey: |
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>> On Monday 12 November 2012 17:39:15 Volker Armin Hemmann wrote: |
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>> > ... more and more transformers are filled with non-oil coolants. |
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>> |
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>> That's interesting - what other substances are used instead these days? |
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>> In my day we had nothing but mineral oil. |
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> |
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> ethers? |
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silicone |
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fluorocarbons (dunno which ones) |
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-- |
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Grant Edwards grant.b.edwards Yow! Jesuit priests are |
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at DATING CAREER DIPLOMATS!! |
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gmail.com |