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Old 12th March 2010, 10:17 PM   #1
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Default How to Read faded Tube Numbers

Anyone have a good method to read tube numbers from tubes that have faded?
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Old 12th March 2010, 10:25 PM   #2
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Some times it can be done by breathing on them and hold up towards a lamp.

/Olof
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Old 13th March 2010, 01:40 AM   #3
DHT112A is offline DHT112A  United States
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I have also put them in the freezer. When you take them out moisture will condense on the glass and may make the numbers readable
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