[How does science build snowmen, she wants to ask. Or anything else he's mentioned. From the way Al's describing it, alchemy can make anything, as long as you have the right ingredients.

Maybe she'd ask him after she explains bending.]

Bending is the ability to control the elements. There's four main types: water, earth, fire, and air. Most people can use one type of bending--I wish I could show you how it works, but my bending's gone. [She lifts a hand, staring at it in frustration.] I haven't been able to use it since I woke up here.