âThere is no meaningful inclusion for the disruptive pupil, and it is not rewarding nor satisfying for staff.â âMany teachers are also angry at what they claim is a lack of funding for support to deal with disruptive pupils.â
Bleach contains sodium hypochlorite, a toxic chemical that is poisonous when inhaled or ingested. Symptoms of sodium hypochlorite poisoning from inhalation include coughing, burning eyes, burning throat, burning esophagus and chest pain. Medline Plus also advises never to mix bleach with ammonia.
The chemicals in the whitening can cause teeth with cavities to abscess leading to pain and the possible loss of a tooth. The chemicals in the whitening can also make the teeth sensitive and the gums sore. Bleaching too much can cause the teeth to become translucent and have a gray color.