Dear LEED Users Group,

Please make this very easy for me as I am having extreme difficulty understanding about how to answer a LEED exam question knowing only medium/high/low/medium-high ODP (Ozone Depletion Potential) and GWP (Global Warming Potential) regarding refrigerants.

Kindly answer each of my questions with one (1) only answer. Here they are...

Highest ODP (pick one only HFC / HCFC / CFC)? 

Médium ODP (pick one only HFC / HCFC / CFC)?

Lowest ODP (pick one only HFC/ HCFC / CFC)?

Highest GWP (pick one only HFC / HCFC / CFC)? 

Médium GWP (pick one only HFC / HCFC / CFC)?

Lowest GWP (pick one only HFC/ HCFC / CFC)?

I have it figured to be as follows, but I am unsure -

Highest ODP: CFC

Médium ODP: HCFC

Lowest ODP: HFC

Highest GWP: HFC

Médium GWP: CFC

Lowest GWP: HCFC

Thank You