Massachusetts av. (Mass av.)

That's such a cute little doggy, Keira!

Buffy the Vampire Slayer (BtVS) is a televisual artifact that contains apocalyptic rhetoric in most episodes—apocalyptic in the sense that something is about to end in the Buffyverse, and rhetorical in the sense that something is going to change in the Buffyverse.

Turbines have been around for a long time—windmills and water wheels are early examples. The name comes from the Latin turbo, meaning vortex, and thus the defining property of a turbine is that a fluid or gas turns the blades of a rotor, which is attached to a shaft that can perform useful work.