Peter, I'm not good at abbreviations. Please help

Why are the Captains nervous Peter?

Petah? Job interview Petah?

What is this guy talking about?

I don't understand, Petah...

Petah help

What are the chances of Book 3 Sokka beating Zuko using swords only

So I'm learning about ultrasound imaging and I just can't get this image out of my head

How do you hold a regular waterbender criminal without dehydrating them? (Not talking about Ming Hua level just basic bank robber type )

Who’s the best?

There they are!