As our washing machine broke, I was in the Laundrette where I saw this on the wall -
The writing on the bottom says
£1000 Reward!
Will be given to any person who can prove that this soap manufactured
by Lever Bros.
Port Sunlight on Mersey
Contains any form of adulteration whatsoever or contains any injurious
chemicale
In Victorian times adulteration of products was widespread and it's interesting to think that some of the big brands we have today came out of this - Cadburys being the famous one, their unadulterated cocoa essence leading to the Adulteration of Foods Acts.