The looming introduction of unmanned delivery drones to transport medical supplies, food and other goods is giving the aviation industry a headache due to safety concerns.

This is according to Onoria Rocca, the vice-chair of the International Committee for Airspace Standards and Calibrations (ICASC).

Rocca, who is also the president of a Canadian aviation data recording systems company, was speaking to Sunday Times Daily on the sidelines of the International Flight Inspection Symposium at the Durban International Convention Centre on Monday...