I'm not concerned about the toxicity of carbon dioxide, at this point, in ambient concentrations.
On November 22nd, 2016. See this statement in context.
On November 22nd, 2016. See this statement in context.
November 22nd, 2016 / 5:25 p.m.
Prof. Daniel Krewski
I'm not concerned about the toxicity of carbon dioxide, at this point, in ambient concentrations.
See context to find out what was said next.