Parachute flares, red hand flares, smoke signals, and other
pyrotechnics should be MED approved ("Wheelmarked") or should comply
with MSN 1676, "The Merchant Shipping (Life-Saving Appliances for
Ships Other Than Ships of Classes III to VI(A)) Regulations 1999.
(Note - Hand held smoke signals need not be approved to the MED or
MSN 1676).