You're gonna get a lot of heat for this because there is an enchantment for breathing time, but I think Minecraft is a game that shouldn't rely on fantasy at all. For general things like this, I believe items should need to be crafted the good old fashion way;) I support this idea. And here's a picture of your recipe:
Perhaps it can be used to improve the length of breath while being underwater!
Like a tuba or something.
It could be like
Durability = 60 minutes.
I fail at photoshopping a crafting recipe.
Thoughts?
Swimming in lava.
It'll make you resistant to lava for a good bit. I'd say 30 minutes.
Jack'o'lanterns? Glowstone?
This has been suggested so many times. USE THE SEARCH
SuggestionForumCriticLytesonTeamMember
LINK TO GOLD GUARDIAN THREAD
But really, since there is already the enchantment, i don't see why it should be added. Not a bad idea, though!