John Smith was admitted to Memorial Hospital on June 6 and died while in the hospital, on June 10. The action taken on June 10 was an autopsy, I would say, but I am not completely sure.
There are instances
that when we are exposed to virus or bacteria, the antigen A in our body try to
fight but still we get sick, take some medication and we are then healed. Then,
another exposure to a new virus or bacteria, the antigen B reacts weakly for
our immune system do not recognized the foreign pathogen that invade the body
resulting to slight sore throat after visiting your sister at school.
The answers are:
Cat litter (diseases)
Lead (Toxic)
Pesticides (Halt fetus growth)
Cleaning supplies labelled [toxic]
Eating raw fish
Hope it helped!