These incidents occur by either
deliberate application of the product to a cat by a caregiver unaware of the dangers, or by the indirect exposure if a cat comes into physical contact with a dog who has just had a flea control product applied.
By systematic we mean not that some traditional set
of problems has been covered, but rather that the philosophical
product is the
deliberate and methodic interrelation
of its constituents, viz., its concepts, categories, and principles in a structure which supports broad inferences and extensions or
applications of the conceptual scheme.