Old homes often are covered in dangerous lead paint. Lead can cause a host of problems, especially in children. How do home lead testing kits work, and are they worth the expense? This quiz will help answer those questions.
How much lead ingestion is considered dangerous?
over 10 mgs
one gram or more
Which of the following is commonly associated with lead poisoning?
nervous system disorders
irritable bowel syndrome
According to the National Institutes of Health (NIH), what portion of preschoolers has a high level of bloodstream lead?
Why is lead poisoning especially dangerous to young children?
because it can create long-term problems with learning and development
because they have a harder time metabolizing the toxins
because it can cause leukemia
Why is lead still a hazard in American homes, if the use of lead paint was outlawed more than 30 years ago?
The law did not require people to remove the lead paint already in their homes.
Lead is also prevalent in some carpet and floor treatments that were not covered by the law.
The law has not been enforced properly.
What specific danger is created when lead paint begins to flake?
lead poisoning of pets
Which parts of the home are most susceptible to lead leeching?
door and window frames
around bathtubs and toilets
attics and basements
Beyond lead paint, where else might lead come from in your home?
water in lead pipes
lead lining under the roof
lead nails in the walls
What is the most advisable way to determine whether you have too much lead in your home?
by looking out for early warning signs of lead poisoning
by using consumer lead test kits
by hiring a professional to test the lead levels in your home
How do most home lead test-kits work?
Chemically-treated swabs change color when they come into contact with lead.
Sensors are connected to meters that measure airborne lead.
Small amounts of paint are scraped from walls and mixed with a liquid chemical.
What percentage of the test kits that the Consumer Product Safety Commission (CPSC) tested in 2007 produced false negatives?
about 25 percent
about 40 percent
over 50 percent
What was one of the issues that led to false negatives on the home lead test kits?
non-lead coating on a lead base
older lead items that already have broken down chemically
dried out swabs failing to react
What problem on home lead test kits confused consumers even when the tests returned accurate results?
varied times for the swabs to change colors
lack of clarity about which color the swabs should turn
confusion about where the swabs should be rubbed, and for how long
What is the drawback of X-ray fluorescence testing for household lead?
It has a low success rate.
It is not readily available to consumers.
It is difficult to use.
What should you do if your house is found to contain too much lead content in its paint?