Thallium, unlike gallium and indium, is extremely toxic, and has caused many poisoning deaths.
Nine out of 10 poisoning deaths were due to drugs.
But recent poisoning deaths got the Administration's attention, and last week it proposed a high-tech overhaul.
Poinsettia might have caused the poisoning death of a 2-year-old child.
This sometimes results in the poisoning death of livestock.
Over one third of some 35-40,000 poisoning deaths each year in the US involve prescription opioids.
In 2007, 93 percent of unintentional poisoning deaths were caused by drugs.
"Hull parents arrested in girl's poisoning death"
Subsequent study suggests that these interventions have had a significant effect in reducing poisoning deaths from paracetamol overdose.