REFRIGERANT AND INSULATION - Practice Mode
1) Which type of insulating material is used for making ice box to cool beverages?
Correct Answer: Thermocole
2) Why universal numbering system is adopted for different refrigerants?
Correct Answer: Identifying the refrigerant's names
3) What is the effect of releasing HCFC refrigerants to atmosphere?
Correct Answer: Increases ODP and GWP
4) What is the effect of releasing HFC refrigerants to the atmosphere?
Correct Answer: Increase global warming potential