327: Alan Greene
Cool Tools
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C O Two Levels
The level of c o two in a room, whether at somebody who's disease free or not, changes your alertness. When it's over a thousand, you're less alert and perform less well on tests. Over 14 hundred, it's a dramatic difference. And people get sleepy. So i when i see it tacken up, i open a window or go for a walk or something, and feel much better. But apart from that, it's not that the c o two is infectious. It just lets you know you're breathing other people's air.
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