Vprep Bookmarks
What You Need to Know about Lead
1 Lead is a naturally occurring element that can be found in all parts of our
environment the air, the soil, the water, and even inside our homes. While it
has beneficial uses, it can be toxic to humans and animals, causing negative
health effects. Lead and lead compounds can be found in a wide variety of
products in and around our homes, including paint, ceramics, pipes and
plumbing materials, solders, gasoline, batteries, ammunition, and cosmetics.
2
Lead may enter the environment from those products. Lead can also be
emitted into the environment from industrial sources and contaminated
sites, such as former lead smelters. Natural levels of lead in the soil range
What is the main focus of the text?
the leading industrial causes of lead exposure
the need for better lead exposure treatments
the risk and effects of lead exposure
the history of our understanding of lead exposure