Engine : Expired / Refrigeration AC - 538/252
|
|---|
| « Previous Question |
| In the presence of an open flame or hot surfaces, chlorinated fluorocarbon refrigerants decomposes and form what chemical substance? |
| A) petroleum crystals |
| B) water vapor |
| C) carbon monoxide |
| D) phosgene gas |
loading answer...
| Comments |
|---|
| There are no comments for this question. |