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The most potent greenhouse gas is HFC-23, a by-product of HCFC-22, a chemical used in, among other things, fridges.
温室效应最强的其他十三氟甲烷(HFC - 23)，是用于冰箱制冷的化学物质HCFC - 22的副产品。
The same is not true for, say, HFC-134a, a gas with various industrial uses that delivers more than 1, 000 times more warming than carbon dioxide, mass for mass.
ECONOMIST: Climate change
Below is a long-term dividend history chart for HFC, which Dividend Channel stressed as being of key importance.
FORBES: HFC Added as Top 10 Energy Dividend Stock With 1.48% Yield
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