Complex sentence: It may also be enriched, by being converted to uranium hexafluoride gas (UF 6), by isotope separation through gaseous diffusion or in a gas centrifuge to produce enriched uranium suitable for use in weapons and reactors.
Split into simpler sentences: It may also be enriched, by being converted to uranium hexafluoride gas (UF 6), and then undergoing isotope separation through gaseous diffusion or in a gas centrifuge. This produces enriched uranium suitable for use in weapons and reactors.