Does Fools gold contain gold?

Fools gold has confused people for many years. Does Fools gold contain any gold? 

this article from BBC Science Focus has an update answer:

https://www.sciencefocus.com/news/jokes-on-us-fools-gold-may-have-contained-the-real-thing-all-along/?utm_source=Adestra&utm_medium=Email&utm_content=FOC2&utm_campaign=Science%20Focus%20Newsletter_1037102_Focus_Automated%20Newsletters_18794709