Flipping amps

[Noles12]

I was thinking of drawing out an amp normal then filling it with water or something and then trying the flipping thing to see if it actually works

[urbanbody]

I was thinking of drawing out an amp normal then filling it with water or something and then trying the flipping thing to see if it actually works

My chicks a nurse so I asked her she said they have always been like this and its of course so you don't spill it, at the hole it creates a bubble so nothing moves out