The pH scale is used to measure the acidity of a fluid. The pH scale ranges from 0 to 14. A pH of 7 is neutral, whereas a pH result below 7 is acidic and above 7 is alkaline. Urine has the widest ...

The pH measures how acidic or alkaline a person’s urine is. Ideally, the pH of urine should be around 6.0 to 7.5, but a wider range is usually acceptable. Doctors often test the urine pH and carry out ...

Applying lime when lime is not needed may have disastrous results in your garden, landscape and lawn. Determining soil pH is important in gardening. The pH scale ranges from 0 to 14, with 7 being ...

To be a successful gardener, one needs to have a basic understanding of the soil which you are tending, as well the factors which affect the fertility, pH and quality of the soil. This is the case ...

Ongoing discussion about the potential effects of ocean acidification on deep-sea corals has me wondering about the case of acid rain in North American lakes. This is something we understand much ...

How well do you remember the pH scale from chemistry class? Today’s Google Doodle presents a small interactive to jog your memory, and more importantly, celebrate Søren Peder Lauritz Sørensen, the ...

Q: I have two raised beds and need to lower the pH of the soil in them. Can I use vinegar to change the pH? If so, how much do I need and should it be applied diluted with water? A: For folks new to ...

Purdue Extension Educators frequently encourage homeowners to get soil tests when they want to grow new plants in an area, or try to diagnose what’s wrong with plants currently growing. One key ...