groovemachine:
I was behind a bog emptying tanker (technical term) and there was a sign saying
“no stools left in this vehicle overnight”
Love the email address of this waste removal company in the Glasgow area
scottie0011:
Love the email address of this waste removal company in the Glasgow area
0
That made me lol… 
Did it have any warning diamond signs on the rear ?
It could be just water after a wash out, I often leave a valve open to let the remains of the water drip out.