texts: How much oh-two do we have? </s> <s> Oxygen is not the problem. </s> <s> Carbon dioxide? </s> <s> It's building up with every breath we take. And the CO2 filters on the Event Horizon are shot. </s> <s> We can take the filters from the Clark...
labels: I thought of that, with the filters from the Clark, we've got enough breathable air for twenty hours. After that, we'd better be on our way home.