Lead Test questions and answers with
verified solutions
What is lead? - answer (1) heavy metal, (2) used for thousand years to prevent corrosion and
kills mold and mildew, (3) durable and easy to shape, (4) poison, (5) can make you sick if you
breath or swallow
What is the definition of lead-based paint? - answer paint, varnish, shellac, or other coatings on
surface that contain more than 1.0 mg/cm2 of lead or more than 0.% lead by weight
Name sources of lead exposure - answer lead-based paint, leaded gasoline, industrial releases,
soil; food; and water, pottery; crystal; and glassware, different jobs and hobbies
When is lead paint a hazard? - answer when it chips or becomes dust of fumes
When is lead dust created? - answer (1) gets old and deteriorates, (2) surfaces are broken,
damaged, or disturbed, (3) surfaces are sanded or scraped. Lead dust and particles tend to stick
to surfaces
When did the United States banned the use of lead paint in homes? - answer 1978
What title made Louisiana have lead regulations? - answer Title X
90% of homes built before _________ have lead paint - answer 1940
62% of homes built between _____________ have lead paint - answer 1960-1978
_______________ of children in the United States are at risk for lead poisoning - answer
Millions
,(true/false) doing lead abatement safely is very important - answer true
What does lead look like? - answer heavy, gray metal
Why was lead used? - answer (1) prevents corrosion, (2) kills mold and mildew, (3) is easy to
shape, (4) is strong, (5) blocks radiation, (6) blocks sound, (7) helps paint dry
In ________, Ben Franklin wrote to a friend about work-related lead poisoning cases. - answer
1786
In the early _________, doctors found that lead-based paint caused reproductive problems for
workers and their families - answer 1900s
Where can lead be found? - answer almost anywhere
What does lead pollute - answer air, soil, household dust, and any surface it lands on
(true/false) you can find traces of lead in most soil - answer true
How does OSHA set the limits of the amount of lead you can breathe when you are working and
what are they? - answer (1) Action level = 30 ug/m3 (2) Permissible Exposure Limit = 50 ug/m3
1 gram = how many ug? - answer 1,000,000 micro grams
1 gram (g) = how many mg? - answer 1,000 milligrams
1 milligram = how many micro grams - answer 1,000 micro grams
, What is the Action Level? - answer the average amount of lead in the air over an 8-hour period.
this is the caution area
If you are exposed to an action level, what must the employer do? - answer must measure the
amount of lead in the air at least every six months or any time you change the activity or work
environment
What is the PEL? - answer Permissible Exposure Limit of 50 ug/m3 and means stop! This is the
highest level of lead that you are allowed to be exposed to.
If you are exposed to an PEL, what must the employer do? - answer monitor lead in the air
every 3 months or any time you change the activity or the work environment
When does OSHA say you need a blood test? - answer when you first work with lead
How is blood measured? - answer micrograms of lead per deciliter
What does MUC stand for? - answer Maximum Use Concentration which is the highest amount
of lead a respirator can handle under the OSHA lead standard
What is the Temporary Medical Removal Protection? - answer OSHA says if you have two blood
levels about 50 ug/dl two weeks apart, your employer must give you work to do that does not
expose you to lead
What is APF? - answer Assigned Protection Factor
How does lead enter your body? - answer breathe or swallow
