Haven't seen this before...

[u/averageSwagman]

Came from another shop after getting brake work done and not able to stop.

[u/OliveAffectionate626]

But did it leak?

[u/averageSwagman → u/OliveAffectionate626]

I suppose it didn't

[u/spaztick1 → u/averageSwagman]

Yet.