text: But also the Facial Action Coding System could help us find out is is someone has cheated on a test, or is mad at another student. It can prevent many of dangerous thing from happening in the school such as a school shooting for example. If a student was angry 24/7 at school it could aller and worry the teachers that something drastic could happen and a gun could be pulled out. But you can prevent that from happening with the Facial Coding System, you could see that the student is mad all the time and the teachers could reach out and help the student before something drastic happens.