<https://secure.gravatar.com/avatar/096ac71d7c048c782b16ca71f6a128bb?s=96&amp;d=mm&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://aludepot.com/vi/blog/3003-aluminum-plate-can-be-anodized/>