Recently Facebook had announced that teenagers may share their posts as public if they wish to. After that Facebook acknowledged declined interest in the social media giant, which made the company to invent a new tool called "Bullying Prevention Hub".
Bullying is using the force or threat to abuse someone very aggressively to impose domination on them.
The prevention hub is designed to help teens being getting victims who suffer from from bullying on Facebook.
According to Facebook, "With the new Bullying Prevention Hub, we'll be arming bullying victims with information on what they can do when they see harassing content, recommendations to adults who want to help, and even guidance to the person accused of bullying on what he or she has done and how he or she can do better."