Ground Beef And The
Hamburger: How Safe Is It?
Of all the food safety
concerns raised by the discovery of mad cow disease at a Washington state
dairy, perhaps none is more focused than that on ground beef and the staple of
the American diet -- the hamburger. Meat from one dairy cow infected with the
disease was distributed in eight western states and the US territory of Guam,
and consumers in those regions who ate the meat said they did so in the form of
hamburgers.
The meat from one
tainted cow ends up so widespread because the ground beef shaped into patties
for the fry pan is likely to be meat combined from several animals, a recipe
that increases the odds that the meat is contaminated.
In addition, ground
beef can come from many parts of the same cow, and some parts are said to be
safer than others. The cow's nervous system harbours the disease, although some
food safety officials have assured consumers that the American meat-processing
system keeps brains and spinal cords out of the meat that is slaughtered.
Unlike some other
food-related contamination, such as e-coli, mad cow disease is not affected by
cooking, so a very rare hamburger or a well-cooked one presents the same risk.
Irradiation also has no effect on the disease, so beef that has been treated in
that manner also offers no guarantee. Is there a way to keep the juicy
hamburger on the table or should consumers stay off hamburgers for a while?
In October 2002, the US
Department of Agriculture instituted an organic labelling system so consumers
choosing organic products could know that the food had been produced without
pesticides, hormones, antibiotics, irradiation or bio-engineering. These
standards apply to imported foods as well. The strict certification process and
ongoing inspections of organic farms make it less likely that meat products
from such farms are contaminated by mad cow disease. An animal becomes infected
with mad cow disease if it eats contaminated feed - most likely feed that
include the brain and spinal cord tissue.
To be certified
organic, cattle must be given a vegetarian diet of grass. Grain such as corn,
barley and soy beans are fed for a short period of time to produce added fat.
Growth hormones and antibiotics are not added to feed. On the other hand, on a
conventional cattle farm, cattle feed can include cattle blood, gelatine, fat
or tallow, and milk protein.
Knowing when and from
where an animal came from in time of crisis is important. On organic farms, the
tracking of each animal from birth or source of purchase is mandatory.
There must be records of health care and any treatments the animal receives.
Annual inspections are also made at feed mills, farms and slaughterhouses.
With all these
requirements, organic beef therefore, comes with a hefty price. It sells more
than twice the price of traditional beef. "Every time there is a food
disaster either in the form of e-coli or engineered corn, there is a bump in
sales for organic beef," said an organic farmer. "When there is a
food disaster, then everyone wants to know where our food comes from."
Some experts are
outraged by the US government's slowness in dealing with the mad cow concerns
that they feel consumers should avoid ground beef completely. Said a spokesman,
"Consumers have to protect themselves because consumers simply have no
idea where the ground beef in their supermarket comes from." According to
one study, a single pound of ground beef was traced to 400 animals in six
states.
Yet there are people
who feel that the industry should not be punished for something that happened to
one cow. Others say that avoiding ground meat completely is an over-reaction.
They feel that the chance of being infected is very small.
Summary: Beef is the staple diet
of Americans but there are concerns as to how safe their beef is. Ground beef
consists of meat from many cows from different states. One beef patty
containing meat from one contaminated cow is enough to infect the consumer with
mad cow disease. Futhermore, ground beef comes from many parts of the same cow.
Beef eaters are worried the meat may contain brains and spinal cords, which
carry the mad cow disease. The bacteria of this disease cannot be destroyed by
cooking or irradiation. Beef-eaters also do not know where beef in supermarkets
come from.
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