#2607: Geiger Counter

XKCD comic, described below.
Transcript

[Cueball and Ponytail are wearing hard hats and standing in what looks to be some sort of desert or rocky area. Cueball is holding a Geiger counter in his hands. Ponytail is holding a clipboard and a pen in her hands.]

Cueball: At first I was confused about why they wanted me to carry a Geiger counter here, but then it clicked.


(Sourced from explainxkcd.com)

At first I didn't get why they were warning me about all those birds sitting on the wire, but then I understood.

ExplainOriginal