Navy doctor here. I wish your family the best of luck. Pulmonary fibrosis is a tough disease, no magic pill. However, the O2 tanks are no where near the size of

Navy doctor here. I wish your family the best of luck. Pulmonary fibrosis is a tough disease, no magic pill. However, the O2 tanks are no where near the size of a torpedo, even a relatively small air-launched torp would be over 10x the volume. Probably irrelevant to the topic, except I don't want folks to misunderstand how huge torpedoes are.