Passenger briefing
20.  The pilot-in-command for a flight mentioned in regulation 3(1)(a) or (b) must take all reasonable steps to ensure that —
(a)before commencing the flight —
(i)all passengers are made familiar with the location and use of —
(A)safety belts or any other restraints;
(B)the aircraft’s emergency exits;
(C)the life jackets provided, if required to be carried;
(D)other emergency equipment provided for individual use, including passenger safety cards;
(E)flotation equipment, if required to be carried;
(F)any oxygen dispensing equipment provided for the use of passengers, if required to be carried;
(G)the emergency proximity escape path marking system, if required to be installed; and
(H)all other devices intended for individual use by the passengers in the case of an emergency, as required to be carried; and
(ii)all passengers are made aware of the restrictions on smoking in the aircraft;
(b)during take-off, landing and such other times as necessary, all persons on board the aircraft are instructed to be secured in their seats by means of the safety belts or other restraints provided; and
(c)in the event of an emergency occurring during flight, all persons on board the aircraft are instructed in such emergency action as may be appropriate to the circumstances.