Precise pH Measurement: Our 200 Universal pH Test Strips (0-14) provide accurate pH readings from 0 to 14, suitable for water testing, fermentation, food, and more. Each strip changes color after ...

We may receive a commission on purchases made from links. If you have leggy or struggling plants, it's often a sign that you should test the soil's pH level. You can invest in professional testing; ...

I’ve been told plenty of times that I need to drink more water by doctors, family, and friends. My only problem, though, is that I don’t always trust what comes out of the tap. I live in New York City ...