AR elements of battery - 1) application/infliction of force (ommissions)
an ommission is the failure to act where there is a duty to do so
the 6 situations where duty arises are:
contractual duty e.g employment contract
special relationship e.g parent/child
duty voluntarily undertaken e.g sick relative
creation of dangerous situation
duty created by statute (act of pariliament)
duty created by official position e.g police officer