Refrigerants

Uscita

Domanda 1 of 1

  Tempo Rimasto


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142284
0
120
block

Which of the following refrigerants have the designation R-40?

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142285
0
120
none
142286
0
120
none
142287
0
120
none
142288
0
120
none
142289
0
120
none
142290
0
120
none
142291
0
120
none
142292
0
120
none
142293
0
120
none
142294
0
120
none
142295
0
120
none
142296
0
120
none
142297
0
120
none
142298
0
120
none