19Loss or hazarding of ship or aircraft
Every person subject to this Act who, either wilfully or by negligence—
(a)causes or allows to be lost, stranded or hazarded any of Her Majesty's ships or vessels; or
(b)causes or allows to be lost or hazarded any of Her Majesty's aircraft,
shall be liable, if he acts wilfully or with wilful neglect, to imprisonment for any term or any less punishment authorised by this Act, and in any other case to imprisonment for a term not exceeding two years or any less punishment so authorised.