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EPA Risk assessor Guide Questions and Answers 2024
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EPA Risk assessor Guide
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EPA Risk assessor GuideAt which of the following ages are children in the most danger of lead exposure and the
health effects from that exposure? - answer1-3 years of age
Lead may be absorbed through the intestines after it is ingested. What is the effect on
the absorption of lead when people don't eat properly? - answer More lead is absorbed
Which of the following is a major source of lead exposure for infants and children? -
answer Lead contaminated surface dust and soil.
For children that are exposed to low levels of lead, which of the following body systems
is most affected? - answer The central nervous system
Dust sampling during a Risk Assessment may include all of the following except: -
answer The top step leading to the front door of the house.
Where is lead stored in the body for the longest period of time? - answer in the bones
Which of the following is an example of a structural defect that can cause paint failure? -
answerLeaking roof
Which of the following is an example of a substrate defect that can cause paint failure? -
answerPlaster that has separated from wood lath
Which of the following is an example of a finish defect that can cause paint failure? -
answerGrease on a kitchen wall
When should a risk assessor avoid recommending interim controls as a hazard control
option? - answerWhen the substrate or component is defective.
Which activity is most likely to cause lead levels in the air to exceed the PEL? -
answerHeat guns operating at temperatures greater than 1100°
When does a risk assessor perform air sampling? - answerNever during a risk
assessment.
Which of the following abatement options is most likely to cause a dangerous lead
exposure to lead abatement workers? - answerPaint removal
What is the best way to reduce lead hazards in the home? - answerUse a combination
of interim controls or removal, replacement, encapsulation, and/or enclosure of lead-
based paint.
, Which of the following methods is best for cleaning-up lead dust? - answerHEPA
vacuuming and tri-sodium phosphate cleaning cycles.
Which of the following types of environmental sampling is optional in a complete risk
assessment? - answerwater
When sampling multi-family housing, what information is used to select the "worst case"
units? - answerVisual assessment during a walkthrough of every unit.
According to the EPA/HUD, what are considered acceptable levels of lead in soil for
play areas? - answerLead concentrations less than 400 ppm.
When is a lead hazard screen most appropriate? - answerHousing in good physical
condition.
If some painted surfaces are not sampled during a risk assessment, which of the
following is true. - answerPaint should be considered lead-based paint until tested.
Bare soil along the "drip line" with lead at 2,000 ppm can be treated by: -
answerCovering the bare soil with mulch, sod, or gravel.
If a composite paint chip sample is made of four sub-samples, what is considered the
critical level of lead in the sample as expressed in ppm? - answer1250 ppm
What is the maximum number of paint chips that can be included in a composite, paint
chip sample? - answer5
Which of the following information is not useful for risk assessments -
answerGeographical location of the property
A Risk Assessment may include the following questions to the residents except -
answerWhere do they go to Church?
What is the maximum number of dust wipes that can be included in a composite dust
wipe sample? - answer4
Interim controls may include all of the following except: - answerRemoval and
replacement of windows
A lead-based paint hazard, as defined in 40 CFR Part 745 Subpart D, includes which
one of the following? - answerAny "chewable" surface painted with LBP that has teeth
marks
Which of the following is an objective of a risk assessment? - answerTo establish
hazard controls that may include abatement.
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