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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.

I'm not allowed to do magic, union rules...
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Old 13th March 2010, 01:40 AM   #3
DHT112A is offline DHT112A  United States
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Location: Tacoma , WA
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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