Now that you understand that you are working with a hazardous chemical, you can take the proper precautions and wear goggles and gloves and an apron so you don't accidentally get any Miracle-Mineral-Supplement on your skin.
If Jim Humble had used a 5% sodium chlorite solution this problem would have been greatly reduced, but that is only one of the flaws in the Miracle-Mineral-Supplement protocol.
Now a question for you...
When you reduce the PH of a sodium chlorite solution, what happens, and what is formed?