In the Schoolroom Scene (Ch.7), explain how Charlotte Brontë portrays the injustices Suffered by Jane Eyre

In the schoolroom scene, Charlotte Brontë portrays the injustices suffered by Jane Eyre but expressing her pain through figurative language and illustrating her pain through a vivid image in the readers' mind. She also does this by using Mr Brocklehurst, so that the audience can empathise with Jane and see the injustices in a better perspective.
The descriptions of Mr Brocklehurst's clothes are illustrated in the readers' mind. '...shot orange and purple silk pelisses, and a cloud of silvery plumage extended and waved below me' This is to pursue the point of Mr Brocklehurst's…