Timeline for What does "a" mean at the end of a refrigerant's designation (R-134a)?
Current License: CC BY-SA 3.0
2 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Feb 8, 2016 at 15:43 | review | First posts | |||
| Feb 8, 2016 at 17:03 | |||||
| Feb 8, 2016 at 15:39 | history | answered | Rohit Joshi | CC BY-SA 3.0 |