Keeping the chemicals in your pool at the right level is a delicate balancing act. If not properly maintained, your pool can be home to insects, bacteria, or even harsh chemical smells. The only way ...

Dr. Michael Clark, a psychiatrist and molecular biologist at Seattle’s Harborview Medical Center, invented a relatively cheap and easy-to-use street test kit to detect the presence of levamisole ...

Test strips usually test for free chlorine, bromine, pH, and alkalinity. Test kits usually include two polyethylene containers and a number of small bottles filled with reagents (testing chemicals).