Work melts away

Do you know what substance I find the most challenging laundry-wise? No, not Biro. No, not wine. No, not lily pollen. It's chocolate. That's whether it's just crumbled onto something and insinuated itself into the fibre or melted and fixed itself to the fibre. Reminds me how difficult to unravel the banking-finance crisis is. Perhaps all those contracts were drawn up with chocolate pencils? They make 'em in Japan you know...didn't Japan have a stock market/economic crisis a decade or so ago?