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Re: [APD] CO2 drop checker
Stuart Halliday wrote:
> I'll have to take a photo of it in the two states and convert to monochrome
> to see the contrast difference if any.
Converting to black and white won't give you an accurate indicator of
whether it's useable for colorblind folks. Use
http://www.vischeck.com/vischeck/vischeckImage.php and you will be able
to see it as we see it.
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