Oh, she knows; you can find anything teaching you anything online, but that's not how she was brought up. When dealing with potentially dangerous things, you let responsible adults show you the safe and proper way to handle things.

Mako seemed that, at least in her limited experience and judgement.

"I can pack up right now!" She turns back towards her work, then pauses and watches him eagerly; just say the word and she'll be ready to go!