> To mask flawed turmeric, some processors began dusting the roots with lead chromate — an orange-yellow industrial pigment used to color plastics and furniture.
In fact, I think there would be a good case for simply banning all mining of lead. Nearly all remaining uses of it (bullets, roof flashing, counterweights, car batteries) seem to still have a pretty high risk of contamination of either the environment or the workers who make or recycle products.