5 Oh-So-Good Spa Chemicals and Why You Need Them When someone’s stressed or tired, then spa surely is the answer for them to relax and re-energize themselves. The physical activities they do for the spa will give people different physical and psychological benefits such as helping to reduce stress, improve blood circulation, relax and relieve pains, make people get together and be happy, among others. Now we want to know how and what makes a beneficial and worthwhile spa experience. In this feature, we list some of the best spa chemicals and why we need them. Chlorine Chlorine is one of the most important spa chemicals used in many establishments. This chemical,…