MechaSandstar t1_j1bld3w wrote on December 23, 2022 at 2:24 AM Reply to comment by xW1nterW0lfx in Mars' ancient atmosphere may not have had much oxygen after all by pecika No, methane has no smell. Mercaptoethanol is added to it (and propane) to make gas leaks detectable. Permalink Parent 36
MechaSandstar t1_j1bld3w wrote
Reply to comment by xW1nterW0lfx in Mars' ancient atmosphere may not have had much oxygen after all by pecika
No, methane has no smell. Mercaptoethanol is added to it (and propane) to make gas leaks detectable.