When keeping quiet turns toxicTo play this video you need to enable JavaScript in your browser.This video can not be playedWhen keeping quiet turns toxicCloseWatch the full episode on BBC iPlayer.SubsectionDisabilityPublished5 MayShareclose panelShare pageCopy linkAbout sharingRelated topicsDeafness and hearing-impairmentFollow Deafness and hearing-impairmentclose panelYou are now following Deafness and hearing-impairmentUpdates from your News topics will appear in My News and in a collection on the News homepage.Read description