<prompt> Maximum global warming is by?DesfluraneIsofluraneSevofluraneHalothane  <response>: Ans. is a i.e., Desflurane Desflurane is a greenhouse gas. It causes maximum global warming. Global warming potential as an equal amount of O2 Isoflurane 210 times Sevoflurane 510 times Desflurane 1620 times 