3 ms·
Unless the sub has a snorkel to the surface or some ability to extract dissolved O2 from seawater, the sub will also need an onboard supply of O2.. presumably c
by c_o_n_v_e_x 5y ago
Unless the sub has a snorkel to the surface or some ability to extract dissolved O2 from seawater, the sub will also need an onboard supply of O2.. presumably compressed O2.. or they use hydrogen peroxide like in torpedoes?
- nradov 5y agoYes fuel cell powered submarines always carry an onboard oxygen supply, either compressed gas or liquid. It's not practical to extract that much dissolved O2 from seawater.