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The excerpt represents the core issue or deciding factor on which you must meditate, and is drawn from From the Earth to the Moon by Jules Verne: Reiset and Regnaut's apparatus, intended for the production of
oxygen, was supplied with chlorate of potassium for two months.
They necessarily consumed a certain quantity of gas, for they
were obliged to keep the producing substance at a temperature
of above 400@. But there again they were all safe. The apparatus
only wanted a little care. But it was not enough to renew the
oxygen; they must absorb the carbonic acid produced by expiration.
During the last twelve hours the atmosphere of the projectile had
become charged with this deleterious gas. Nicholl discovered
the state of the air by observing Diana panting painfully.
The carbonic acid, by a phenomenon similar to that produced in
From the Earth to the Moon |
