Knowledge center. Periodontitis means  inflammation around the tooth - it is a serious gum infection that damages the soft tissue and bone that supports the tooth. All periodontal diseases, including periodontitis, are infections which affect the periodontium.nowledge center. Periodontitis means  inflammation around the tooth - it is a serious gum infection that damages the soft tissue and bone that supports the tooth. All periodontal diseases, including periodontitis, are infections which affect the periodontium.
When you add a friend to your limited profile list on Facebook, he becomes unable to see content you've restricted from members of the list. The privacy settings Facebook rolled out in August 2011 restrict all content you post from members of the limited profile list.
Head to the Facebook profile page of the person you want to add to your restricted list. Click on the Friends drop-down box that appears at the bottom right of their cover photo.Select the option Add to another list..f you select Friends, the people on your restricted list will not see the post. If you choose Public, they will. This is a good method of making sure certain people only see posts you're willing to make public. We have also taken a look at how to completely hide Facebook posts from others.