Love the podcast and the show - I have not read the books so everything is new and awesome! I think Mei ends up with a small dose of the alien juice and becomes the sample Chrisjen is looking for... 👍🏼

Regarding ozone: the smell of ozone is common when you're dealing with an electric spark or arc. Amos knows what ozone smells like because he's a mechanic and welder. The protomolecule produces this smell