Many shooters use their baseball caps to collect spent brass; this contaminates
the cap with lead particles.
Published studies have found that pollen from genetically engineered canola can contaminate
fields more than 1.5 miles away.
How do the salmonella contaminate
the rendered byproducts?
Thus, care givers have numerous opportunities to contaminate
their hands during routine care, and unless they wash their hands, virus will be transmitted by indirect contact to other infants.
The bacterium is transmitted to humans in part by bovine feces, which can taint water used to irrigate crops and can also contaminate
meat through improper food handling during processing.