div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imagea href=https:reader043vdocumentsnetreader043viewer20220118005ad53d867f8b9a075a8ca9achtml5page1jpg target=_blank img data-url=said-that-lean-drop-might-get-you-close-but-that-propane-enrichment-was-a-muchhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: mastertechmagcommastertechmagcompdf198908aug198908IS_KeihinThreeBarrelpdfmajority said that lean drop might get you close but that propane enrichment was a much more accurate loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader043vdocumentsnetreader043viewer20220118005ad53d867f8b9a075a8ca9achtml5thumbnails1jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imagea href=https:reader043vdocumentsnetreader043viewer20220118005ad53d867f8b9a075a8ca9achtml5page2jpg target=_blank img data-url=said-that-lean-drop-might-get-you-close-but-that-propane-enrichment-was-a-muchhtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: mastertechmagcommastertechmagcompdf198908aug198908IS_KeihinThreeBarrelpdfmajority said that lean drop might get you close but that propane enrichment was a much more accurate loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader043vdocumentsnetreader043viewer20220118005ad53d867f8b9a075a8ca9achtml5thumbnails2jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=3Page 3button div class=ts-imagea href=https:reader043vdocumentsnetreader043viewer20220118005ad53d867f8b9a075a8ca9achtml5page3jpg target=_blank img data-url=said-that-lean-drop-might-get-you-close-but-that-propane-enrichment-was-a-muchhtmlpage=3 data-page=3 class=ts-thumb lazyload alt=Page 3: mastertechmagcommastertechmagcompdf198908aug198908IS_KeihinThreeBarrelpdfmajority said that lean drop might get you close but that propane enrichment was a much more accurate loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader043vdocumentsnetreader043viewer20220118005ad53d867f8b9a075a8ca9achtml5thumbnails3jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=4Page 4button div class=ts-imagea href=https:reader043vdocumentsnetreader043viewer20220118005ad53d867f8b9a075a8ca9achtml5page4jpg target=_blank img data-url=said-that-lean-drop-might-get-you-close-but-that-propane-enrichment-was-a-muchhtmlpage=4 data-page=4 class=ts-thumb lazyload alt=Page 4: mastertechmagcommastertechmagcompdf198908aug198908IS_KeihinThreeBarrelpdfmajority said that lean drop might get you close but that propane enrichment was a much more accurate loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader043vdocumentsnetreader043viewer20220118005ad53d867f8b9a075a8ca9achtml5thumbnails4jpg width=140 height=200 adivdiv class=annotationTitleOwnerdiv div class=annotationSubjectText Boxdivdivdiv class=ts-pagebutton class=gotoPage data-page=5Page 5button div class=ts-imagea href=https:reader043vdocumentsnetreader043viewer20220118005ad53d867f8b9a075a8ca9achtml5page5jpg target=_blank img data-url=said-that-lean-drop-might-get-you-close-but-that-propane-enrichment-was-a-muchhtmlpage=5 data-page=5 class=ts-thumb lazyload alt=Page 5: mastertechmagcommastertechmagcompdf198908aug198908IS_KeihinThreeBarrelpdfmajority said that lean drop might get you close but that propane enrichment was a much more accurate loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader043vdocumentsnetreader043viewer20220118005ad53d867f8b9a075a8ca9achtml5thumbnails5jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=6Page 6button div class=ts-imagea href=https:reader043vdocumentsnetreader043viewer20220118005ad53d867f8b9a075a8ca9achtml5page6jpg target=_blank img data-url=said-that-lean-drop-might-get-you-close-but-that-propane-enrichment-was-a-muchhtmlpage=6 data-page=6 class=ts-thumb lazyload alt=Page 6: mastertechmagcommastertechmagcompdf198908aug198908IS_KeihinThreeBarrelpdfmajority said that lean drop might get you close but that propane enrichment was a much more accurate loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader043vdocumentsnetreader043viewer20220118005ad53d867f8b9a075a8ca9achtml5thumbnails6jpg width=140 height=200 adivdiv class=annotationTitleOwnerdiv div class=annotationSubjectText Boxdivdivdiv class=ts-pagebutton class=gotoPage data-page=7Page 7button div class=ts-imagea href=https:reader043vdocumentsnetreader043viewer20220118005ad53d867f8b9a075a8ca9achtml5page7jpg target=_blank img data-url=said-that-lean-drop-might-get-you-close-but-that-propane-enrichment-was-a-muchhtmlpage=7 data-page=7 class=ts-thumb lazyload alt=Page 7: mastertechmagcommastertechmagcompdf198908aug198908IS_KeihinThreeBarrelpdfmajority said that lean drop might get you close but that propane enrichment was a much more accurate loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader043vdocumentsnetreader043viewer20220118005ad53d867f8b9a075a8ca9achtml5thumbnails7jpg width=140 height=200 adivdiv