If we take this one, arsenic trioxide, arsenic trioxide's probably the most famous homicidal poison in history and it was in every home.

We have arsenic coming through feather meal.

So we did find that Corexit 9500 contains heavy metals, arsenic and chromium arsenic at high enough levels to have cancer causing effects.

And they wrote Shopaholic Adulteress Swallows Arsenic After Credit Fraud.

In the center of this graphic is the arsenic that gets recycled.

Well, we've got high levels of lead, arsenic and pcb, which actually will weaken the bones and likely cause speech difficulties, headaches and nausea.

But as this cartoon shows you of the first test for arsenic, these were very primitive tests, so, that our heroes really have to figure this out as they go in the 1920s.

But then, when the feathers are recovered, the arsenic, now in its highly toxic inorganic form, class one carcinogen, is fed back into the food system, and bioaccumulates in the very birds that have shed those feathers, the next generation.

Now, as I was training in clinical medicine and hematology and oncology and stem cell transplantation, what we had instead, cascading through the regulatory network at the FDA, were these substances arsenic, thalidomide, and this chemical derivative of nitrogen mustard gas.

If you had early signs of paralysis and you were really good at asking personal questions, you might figure out that this paralysis someone has is from syphilis, in which case you could give this nice concoction of mercury and arsenic as long as you didn't overdose them and kill them.