
362 Process Techniques for Engineering High-Performance Materials
In fact, those specications may have no impact on the tness of your
product.
When dealing with a trusted vendor, many companies rely on a certi-
cate of compliance (CofC), rather than testing the product themselves. This
is especially useful when you lack the test equipment necessary for all the
important parameters. This approach may not be prudent if product failures
pose some signicant danger to end users.
During the summer of 2010, Kellogg’s Cereal Company was compelled
to recall 28million boxes of breakfast cereal, due to customer complaints.
According to some consumers, ...