[Billyv]

Remember the lake in Africa that thermocline overturned, resulting in massive Co2 deaths from suffocating? Gas was brought to surface but since heavier than O2 hugged the ground and killed all onshore in their sleep. (Correction Carbon Monoxide)

[generally]

I’d heard about that. Didn’t make the connection.

I thought that was a natural phenomenon, but the more I learn about the Deep State, the more suspicious I am of everything.

[Axenolith]

You were right first time, it was CO2.