And the first things that you can see from this graph is, if you look at the blue data points, which are the mechanically ventilated air, they're not simply a subset of the green data points, which are the outdoor air.
I prve stvari koje možete vidjeti iz ovog grafa je, ako promatrate plave točke podataka, koje predstavljaju mehanički ventiliran zrak, one nisu samo podskup zelenih točaka podataka, koje predstavljaju vanjski zrak.