Imports In 2020, British Indian Ocean Territory imported $20k in Carbon (carbon blacks and other forms of carbon, nes), becoming the 0th largest importer of Carbon (carbon blacks and other forms of carbon, nes) in the world. At the same year, Carbon (carbon blacks and other forms of carbon, nes) was the 0th most imported product in British Indian Ocean Territory. British Indian Ocean Territory imports Carbon (carbon blacks and other forms of carbon, nes) primarily from: N/A.