Are clear blues bad for evaps or more reliable? Pic attached

[Irishwifey]

It was stark white while ago and now has a line in it. 🥹

(It's not the one with the cross it's the one with the line)

I am only 10/11 dpo I'm not 100 percent sure!

If it's out the time frame I wouldn't think too much into it and test in a few more days