Years ago, sodium hypochlorite was used to chlorinate pools. It is basic, pH greater than 7. And I think ordinary hydrochloric acid was used to drop the pH back to 7. I don't know if these are still used. Sodium Hypochlorite ([math]NaClO[/math]) was used to chlorinate pools. If you want to lower the pH, try adding HCl.
Because most episodes of back pain have inflammation as a contributing factor, anti-inflammatory medication such as non-steroidal anti-inflammatory drugs (NSAIDs) is often an effective pain medication treatment option.
NSAIDs are used to relieve pain and inflammation associated with arthritis and related conditions. They are also have many uses outside of arthritis treatment, such as lowering fevers, easing tooth aches, and relieving muscle aches from strenuous physical activity or the flu. Read More >>.