- They sound completely genuine. There's a lot of relief and joy that can be heard. The tears are relief, as Sawyer was worried they all didn't believe him for a moment, so this is a proof that they did.

- It's a magic poison status effect, so there's no actual visible poison to be seen. Same with all of the other status effects.

- The poisonous air can be taken into containers, and as long as no one directly inhales it giant amounts, nothing bad happens. Directly inhaling a big amount of the poison will activate a poison status effect that's harder to heal since it's actual poison-poison. Using the poisonous air could lead to making a very strong antidote, depending on the potion makers' skill.