The offshore industry has been quick to embrace unmanned aerial vehicles (UAVs), or drones, for visual inspection tasks.

The technology ticks a lot of boxes in these cost-conscious times - they are fast, inexpensive, and require far fewer people on deck and in transit. They improve safety while delivering better data, users say.

Maersk Oil recognised the advantages of UAVs early on and made them part of its offshore inspection back in 2013.

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