div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: iwmanet · greenhouse effect The popular fire suppression gas HFC227ea for example has a rating of 3220 compared to C02s 1 src=https:reader031fdocumentsinreader031viewer20220313075bf8605d09d3f294138c4c95html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: iwmanet · greenhouse effect The popular fire suppression gas HFC227ea for example has a rating of 3220 compared to C02s 1 src=https:reader031fdocumentsinreader031viewer20220313075bf8605d09d3f294138c4c95html5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdiv