Can you explain the joke please???

Question: Can you explain the joke please???
- Keywords:
  joke,
  profile,
  quirky
Asked by on 16 Jun 2014. This question was also asked by .
- anon answered on 16 Jun 2014:
  
  The second man orders a glass of H2O2, which is the chemical formula for hydrogen peroxide and is really toxic. It’s the stuff that you bleach your hair with!

Question: Can you explain the joke please???