It was in 1951. It was my first day as an engine cleaner on BR. I went home at the end of my shift with my ■■■■■■■■ liberally coated in Engine zb Oil. I had to wash me nuts in paraffin first, before I could get the oil of and finish me ablutions in a tin tub, in the back yard, coz we did not have an indoor bath. 
Happy Days? Were they ZB