You cannot get fake braces because braces losen your teeh so they will straighten up. But you can ask the dentist to glue the studs on your teeth but that would leave stains
"NGO" stands for "non-government organization". In practice, rather than being used to refer to just any sort of organization that isn't part of the state, the term is used to refer to organizations...
NGO simply stands for Non Government Organzation, and can do pretty much what it wants. Some NGOs organize big international sports events, others do humanitarian help.