Would this count as a positive?

Question

It’s only a thin line would is still be counted as a positive I’m new to this

Answer

That's evap line. Positive is the same thickness as the other lines

Answer

I would say evap too thin

Answer

It depends if ir showed up in time frame sometimes when they dry a thin line like that can form. I would retest in a few days with the cheap pink dye

Answer

Yes

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