102I Flashcards
1
Q
Ref Number range
0 to 99
A
Methane Based
2
Q
Ref number range
100-200
A
Ethane based
3
Q
Ref Number 200-300
A
Propane based
4
Q
300-399 refrigerant number
A
Cyclic organic compound
5
Q
400-499 refrigerant number
A
Zoetropes
6
Q
500-599 refrigerant number
A
Azeotropes
7
Q
700-799 refrigerant number
A
Inorganic compound
8
Q
What do refrigerants do
A
They absorb heat as they evaporate or boil
9
Q
Ammonia refrigeration code
A
R-717
10
Q
Carbon Dioxide refrigerant code
A
R-744
11
Q
Azeotrope vs zoetrope
A
Zoetrope is a blend
Azeotrope is a mixture
12
Q
What class is R-134a
A
A1
