leahlisbeth t1_iub1bh8 wrote on October 29, 2022 at 11:16 PM Reply to comment by TurnstileT in Eli5 why do pregnancy testers not have a yes or no indication on the screen instead of the symbols and then matching them? by googleimages69420 I took one apart once, I can confirm this is exactly how they work Permalink Parent 14
leahlisbeth t1_iub1bh8 wrote
Reply to comment by TurnstileT in Eli5 why do pregnancy testers not have a yes or no indication on the screen instead of the symbols and then matching them? by googleimages69420
I took one apart once, I can confirm this is exactly how they work