Ocean acidification is the lowering of seawater pH over time, as the ocean absorbs carbon dioxide (CO 2) from the atmosphere. The pH scale is used to measure how acidic or basic a water-based solution ...

‌Your stomach has hydrochloric acid in it to help you digest your food. Hypochlorhydria is a condition marked by low levels of stomach acid. Your body may not be able to make enough hydrochloric acid ...

Anderson and Kathryn explore pH, acidity and the link between carbon dioxide and acidity. Student host Anderson and Southern Research’s Kathryn Lanier explore the pH of various household substances ...