Answer:
Hydrogen Peroxide (H2O2) must be diluted for safe use. To dilute to a 3% solution use 1 part 12% food grade Hydrogen Peroxide to 3 parts distilled water. For example, to make 400ml of 3% H2O2, use 100ml of 12% H2O2 with 300ml of distilled water.
Explanation:
