Refrigeration第 69 / 110 题
Which category of refrigerants is being phased down under regulations due to high global warming potential?
a.Water-based refrigerants
b.Many high-GWP HFC refrigerants
c.Nitrogen
d.Carbon dioxide only
解析
Regulations at the federal and California level are phasing down high global-warming-potential HFC refrigerants in favor of lower-GWP alternatives. Technicians must stay current on approved refrigerants and handling rules. Recovery and reclamation remain required under Section 608.
法律依据: EPA Section 608免费刷完整 110 道题库 — 无需注册。
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