Test your knowledge on refrigeration and the environment Welcome to the IIR quiz! Think you know everything there is to know about the refrigeration sector and its impact on climate change?Put your knowledge to the test on this matter that is at the heart of international concerns, with the IIR 10-question quiz. OK Question Title * 1. How many refrigeration systems (including cryogenic, air-conditioning and heat pump systems) are there in operation worldwide? 500 million 1 billion 3 billion OK Question Title * 2. Which of these three substances were controlled by the Montreal Protocol when it was signed in 1987? Perfluorocarbons (PFCs) Chlorofluorocarbons (CFCs) Hydrofluorocarbons (HFCs) OK Question Title * 3. Which of the three following countries or regions of the world has the lowest total refrigeration sector greenhouse gas emissions (direct and indirect) per capita? China The European Union The USA OK Question Title * 4. Which potential increase in average temperatures would the Kigali Agreement avoid by 2100? Less than 0.05°C From 0.1 to 0.3°C About 0.5°C OK Question Title * 5. How much of global greenhouse gas emissions are generated by the refrigeration sector? 3 to 4% 7 to 8% More than 15% OK Question Title * 6. Which indicator is generally used to estimate the impact of direct greenhouse gas emissions? GTP TEMP GWP OK Question Title * 7. How much of the total emissions produced by the refrigeration sector are direct emissions? 35 to 40% 45 to 50% 55 to 60% OK Question Title * 8. Which of the three refrigerants below is not considered an alternative to high GWP refrigerants? 1,1,1,2- Tetrafluoroethane (R134a) Ammonia (R717) CO2 (R744) OK Question Title * 9. How much of a reduction of cumulative HFC emissions attributable to the refrigeration sector would the Kigali Agreement allow over the 2015-2050 period? 10 to 16% 27 to 32% 44 to 51% OK Question Title * 10. What is the average lifetime of HCFCs and HFCs in the atmosphere? About 1 year About 20 years About 100 years OK NEXT