It's the sound of the chemical attacking germs, yes, and also your own cells. A study in The Journal of Trauma found that H 2 O
2 inhibits fibroblasts—a type
of cell involved in tissue formation—thereby slowing the healing process. The authors recommend washing your cuts gently with soap and water, then dabbing on a topical antibiotic.
"If Your Mucus Turns Green, Your Infection is Bacterial—and You Need Antibiotics"
Congratulations, nose-blowing sleuths!