United States and other industrialized nations may want India to toe their line in phasing out hydrofluorocarbon (HFC) - climate damaging refrigerant gas - but it won't be easy for them to push New Delhi to divert from its stated position.

India has got support of three other powerful nations - Brazil, South Africa and China - in getting its position endorsed that the country will not phase out HFC unless there is availability of safe and economically viable alternatives.