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 ...

Our aquatic friends rely on us to keep their homes clean. But even if your aquarium tank looks clean, your fish might be in trouble. Most freshwater fish need a tank with a pH level between 6.8-7.6 to ...

The key to healthy productive roses is good, fertile soil. A healthy soil retains water and also drains well. It contains organic matter, adequate nutrients and an optimal pH. This last component is ...