<https://secure.gravatar.com/avatar/e325fd5f0316f3ff70a89c78a384141b?s=96&amp;d=mm&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://breathebetterair.org/all-post/does-clorox-bleach-kill-fleas/>