Match the types of refrigerants with their representations.
|
Type of Refrigerant |
Representation |
||
|
1. |
CFC refrigerants |
a. |
R-22 |
|
2. |
HFC refrigerants |
b. |
R-11 |
|
3. |
HC refrigerants |
c. |
R-134a |
|
4. |
HCFC refrigerants |
d. |
R-290 |
1
1 - a, 2 - c, 3 - d, 4 - b
2
1 - a, 2 - d, 3 - b, 4 - c
3
1 - b, 2 - d, 3 - c, 4 - a
4
1 - b, 2 - c, 3 - d, 4 - a