Question

carbon dioxide effects ​

Answer 1

Answer:

2,000 - 5,000 ppm: level associated with headaches, sleepiness, and stagnant, stale, stuffy air. Poor concentration, loss of attention, increased heart rate and slight nausea may also be present. 5,000 ppm: this indicates unusual air conditions where high levels of other gases could also be present.

Answer 2

Explanation:

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