On 09/05/16 21:57, N_Cook wrote:
Reminds me, last week, I was surprised to see 2 inch squares of gold
leaf in a food supermarket. Apparently some people eat this stuff, 23
carat gold foil, 2 such squares per pack, thickness not stated, 3GBP

I think if you did the investigation you'd find
that the folk why buy it are quite thick.