Infinite Lungs


Rules Discussion


Pathfinder Roleplaying Game Superscriber; Pathfinder Starfinder Roleplaying Game Subscriber

Can I place a bottle of air inside an extra lung for infinite rounds worth of breathable air?

If so, what other effects might one expect from doing so? For example, might the bottle be destroyed at each dawn's cleansing of poison?


Are you talking about the 7th level item Bottled Air? If so, it's description would indicate (at least to me) that this will not work:

"Activate [single action symbol] Interact; Effect You draw a breath of air from the bottle. This allows you to breathe even in an airless or toxic environment. Air doesn’t escape the mouth of the bottle, so leaving the open bottle in an airless environment doesn’t change the environment.


To be honest, it seems like you should be able to put a stopper with a hose through it into a bottle of air and use it as you want.

Like it probably still requires an interact action, but you can probably wear it under your arm like the extra lung with a tube going into it.

Like it seems like they've priced the extra lung higher because it doesn't take hands to hold or an interact action to use. The tradeoff being a limited supply of air.

Whereas the default bottle of air requires you to hold it, and requires an interact action.

But it's kind of unsatisfying to say you could put a hole through the cork in the bottle of air with a tube going into it and put the whole contraption in a holster under your arm like the extra lung.


Pathfinder Roleplaying Game Superscriber; Pathfinder Starfinder Roleplaying Game Subscriber
Easl wrote:
Are you talking about the 7th level item Bottled Air?

Indeed.

Easl wrote:

...it's description would indicate (at least to me) that this will not work:

Activate [single action] Interact; Effect You draw a breath of air from the bottle. This allows you to breathe even in an airless or toxic environment. Air doesn’t escape the mouth of the bottle, so leaving the open bottle in an airless environment doesn’t change the environment.

I'm aware of that passage, but I figure if I can suck air out of it with my lips, I can suck air out of it with a hose. If the bottle is uncorked in an airtight bladder, and the bladder has a hose going to my lungs, then the act of inhaling will create a pressure differential and draw the air out of the bottle--just like inhaling it directly through my mouth would.


From a GM perspective, I'd allow this with two caveats:

1. If the hose stayed in your mouth, you'd have no access to verbal actions, like spellcasting.

2. If it left your mouth, you'd need one interact action to put it back in, and a second to use the bottle as normal.


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Ravingdork wrote:
If the bottle is uncorked in an airtight bladder, and the bladder has a hose going to my lungs, then the act of inhaling will create a pressure differential and draw the air out of the bottle--just like inhaling it directly through my mouth would.

The mechanics description and design intent both seem pretty clear: it takes an action on the part of the user to get the effect (i.e. a breathable mouthful of air). It doesn't just passively come out on its own, not even when the outside pressure goes down (i.e. from you inhaling), not even if the outside pressure is zero (i.e. "airless", exactly as per the description). The idea of using a hose so you can store it somewhere seems okay, but simply feeding the other end of that hose into a space in which you breathe wouldn't do anything, because that's clearly a lesser version of leaving the bottle open in an 'airless environment.' The user needs to use an action.

At least, that's how I nead it. Does that make physics sense? No. But this isn't real world physics, it's fantasy magic.


Pathfinder Roleplaying Game Superscriber; Pathfinder Starfinder Roleplaying Game Subscriber
Easl wrote:
The mechanics description and design intent both seem pretty clear: it takes an action on the part of the user to get the effect (i.e. a breathable mouthful of air). It doesn't just passively come out on its own, not even when the outside pressure goes down (i.e. from you inhaling), not even if the outside pressure is zero (i.e. "airless", exactly as per the description). The idea of using a hose so you can store it somewhere seems okay, but simply feeding the other end of that hose into a space in which you breathe wouldn't do anything, because that's clearly a lesser version of leaving the bottle open in an 'airless environment.' The user needs to use an action.

Now, if a player wanted to buy bottled air for 320gp, attach a hose to it and treat it as though it were the more expensive extra lung, I'd probably say no too.

However, if you're saying that: if you're the GM, and a player spends 320gp on bottled air, and 500gp on the extra lung, a total of 820gp--no small amount, you would say "no, you can't do that" and squash any chance of creativity appearing again in your campaign? Then that doesn't strike me as a good outcome for anyone at the table.

Allow me to phrase it a different way: If a player wanted to craft an "advanced" extra lung for 500gp more, in which the only difference was that it had an unlimited air supply, would you consider that? If so, then I ask: what really is the difference here? If not, then I ask: why do you feel the need to have such a tight level of control over the game?


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Ravingdork wrote:
However, if you're saying that: if you're the GM, and a player spends 320gp on bottled air, and 500gp on the extra lung, a total of 820gp--no small amount, you would say "no, you can't do that"

I'd say "you can do that, but it still requires an action to draw air from the 7th level item Bottled Air. If you want to craft a device which doesn't require an action to draw air from it, use a different air source."

Quote:
...If a player wanted to craft an "advanced" extra lung for 500gp more, in which the only difference was that it had an unlimited air supply, would you consider that? Then I ask: what really is the difference here?

If they had a different source of air (which doesn't require an action to use), no problem. The difference is, Bottled Air is a magic item and it's description tells you exactly what needs to happen to make the magic air come out of the magic bottle: it takes an action by the user to pull the air out. Sticking a hose in the top doesn't change the requirement that a user needs to take an action to make the magic work (at least, IMO).

Quote:
...why do you feel the need to have such a tight level of control over the game?

This is the rules forum. You are asking how the RAW would work for this gadget, and I'm telling you what I think. I am no expert. If you disagree with me on the RAW, that's fine. I'm also totally fine with you, as a GM, deciding to reward a player's ingenuity by removing the requirement to use an action. However your OP question was: "is this RAW?". My opinion on that question is: no. The air in Bottled Air will not flow out through a hose into a bubble or sphere or other container that you are breathing from without some action being done. And that's my opinion because right there in the description of Bottled Air, it says: the air does not flow out on it's own, it requires an action to make it do so.


Pathfinder Roleplaying Game Superscriber; Pathfinder Starfinder Roleplaying Game Subscriber

Thank you for your input. :)

(Sincerely.)

Horizon Hunters

It's fine in a home game, and I would totally be fine with it in one (with a Crafting check to install the bottle into the lung without breaking anything), however in PFS that would be up to heavy table variation, so if you try it there please do not get upset if a GM says no.

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