Sstest ergebniss?

Hello

This is called evaporation line because this reading period is precisely because such lines or, respectively, evaporation lines can arise.

The best way to paint the test after performing or after the reading period on the test field black and throw it away in order not to be allowed to break

That’s how he looks positive:

This is how a evaporation line looks:

You can also look Googlen like the evaporation lines of the brand you use.

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I hope I could help you 🙃

Good luck 🍀

LG

Jojo