Table of Contents: 1  INTRODUCTION, DEFINITION & VALUE OF RESEARCH. 2  SCIENTIFIC METHOD OF RESEARCH & ITS SPECIAL FEATURES. 3  CLASSIFICATION OF RESEARCH:Goals of Exploratory Research. 4  THEORY AND RESEARCH:Concepts, Propositions, Role of Theory. 5  CONCEPTS:Concepts are an Abstraction of Reality, Sources of Concepts.
Lead poisoning is a serious and sometimes fatal condition. It occurs when lead builds up in the body. Lead is a highly toxic metal and a very strong poison. It is found in lead-based paints, including paint on the walls of old houses and toys.
This test measures the amount of lead in a person's blood. Lead is a poisonous (toxic) metal that can damage the brain and other parts of the body. A lead test may be done on blood drawn from the vein, a finger (finger stick), or the heel (heel stick). A person can be exposed to lead: By eating or drinking lead-contaminated foods, water, or other material (such as paint chips).