Video answer: How nuclear submarines stay underwater for so long
Top best answers to the question «How nuclear submarines stay underwater for so long»
Theoretically, a modern nuclear submarine can stay submerged indefinitely because its on-board water distillation systems makes oxygen from ocean water (and also desalinates water for drinking). It only needs to surface for taking on food and other supplies when they run out.
Video answer: How does a submarine stay underwater for so long?