A medical worker wearing personal protective equipment (PPE) arranges a drone carrying medical supplies from the deck of a passenger ship owned by the state-owned shipping company PT PELNI, KM Umsini, which has been modified as an isolation centre for the coronavirus disease (COVID-19) patients in Makassar, South Sulawesi province, August 27, 2021. A group of drone enthusiasts in Indonesia are using their aerial skills to help during the pandemic by providing a contactless medicine and food delivery service to COVID-19 patients isolating at home. REUTERS/Abd. Rahman Muchtar

Volunteers of the Makassar Recover Medic Drone prepare an unmanned aerial vehicle (UAV) to deliver medical supplies for coronavirus disease (COVID-19) patients in Makassar, South Sulawesi province, August 26, 2021. Armed with five drones, the seven-member team have been working around the clock in Makassar, the capital of the South Sulawesi province, since early July to provide deliveries. REUTERS/Abd. Rahman Muchtar

Volunteer of the Makassar Recover Medic Drone flies an unmanned aerial vehicle (UAV) to deliver medical supplies for coronavirus disease (COVID-19) patients in Makassar, South Sulawesi province, August 26, 2021. Mobility restrictions remain in place in many Indonesian cities, including Makassar, in a bid to contain a devastating wave of COVID-19 infections driven by the Delta variant. REUTERS/Abd. Rahman Muchtar

A volunteer of the Makassar Recover Medic Drone flies an unmanned aerial vehicle (UAV) to deliver medical supplies for coronavirus disease (COVID-19) patients in Makassar, South Sulawesi province, August 26, 2021. REUTERS/Abd. Rahman Muchtar

A medical worker wearing personal protective equipment (PPE) arranges a drone carrying medical supplies from the deck of a passenger ship owned by the state-owned shipping company PT PELNI, KM Umsini, which has been modified as an isolation centre for the coronavirus disease (COVID-19) patients in Makassar, South Sulawesi province, August 27, 2021. REUTERS/Abd. Rahman Muchtar

A medical worker wearing personal protective equipment (PPE) takes a box of medical supplies that is being delivered with a drone on the deck of a passenger ship owned by the state-owned shipping company PT PELNI, KM Umsini, which has been modified as an isolation centre for the coronavirus disease (COVID-19) patients in Makassar, South Sulawesi province, August 27, 2021. REUTERS/Abd. Rahman Muchtar