GS Caltex said Friday its drone flew about 1 kilometer over Seoul to successfully deliver heating oil to its destination in a test run. According to the Korean total energy company, the demonstration was performed at the Korea Drone Expo 2021 in Yeouido, western Seoul, Thursday. The drone, which took off from a GS Caltex gas station, flew across the sky and landed at a nearby park 1 kilometer away.
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