Is it ok to build a cardboard boat with a small pocket of air under the 'deck' (look at picture)? - Quora

What is life like on a Navy aircraft carrier? - Quora

What do warships do with their garbage and sewers while at sea? - Quora

Do submarines carry their own boats on board in case of emergency evacuation at sea? If so, how are they stored during normal operation and what do they look like (if possible)?

Can I walk into a shipyard where container ships are loaded? - Quora

If a plane crash is imminent, are the passengers informed? - Quora

Is it ok to build a cardboard boat with a small pocket of air under the ' deck' (look at picture)? - Quora

Should T1-11 plywood siding be painted on both sides or just the exterior side prior to installation? - Quora

How hard is it to build a boat that you planned without any outside help? - Quora

Do shipping containers go on planes? - Quora

Can it be possible to make small wind power generators projects mounted on lighter than air airships? - Quora

How deep do submarines have to be before planes can't see them? - Quora

How is the food on US navy submarines? - Quora

Are there any submarines that can dive to 1,000 m? - Quora

Would a ship with a flat bottom float? Why or why not? - Quora