Julia DeWahl
@julia
Our grandparents were right about the value of fresh air: https://open.substack.com/pub/constructionphysics/p/we-need-more-research-on-how-co2?r=fq8q&utm_campaign=post&utm_medium=web
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Kostas Christidis
@kostas
DHH was early on this one. bought CO2 monitors as soon as I heard him talk about this.
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