Air india case study essays

Dichlorodifluoromethane (R-12) was the most common blend used in automobiles in the US until 1994, when most designs changed to R-134A due to the ozone-depleting potential of R-12. R-11 and R-12 are no longer manufactured in the US for this type of application, so the only source for air-conditioning repair purposes is the cleaned and purified gas recovered from other air conditioner systems. Several non-ozone-depleting refrigerants have been developed as alternatives, including R-410A . It was first commercially used by Carrier Corp. under the brand name Puron . [ citation needed ]

Air india case study essays

air india case study essays

Media:

air india case study essaysair india case study essaysair india case study essaysair india case study essays