Illinois EPA Lead Risk Assessor Exam Guide
Question:
Ways to describe amount of lead in dust
Answer:
Loading (area concentration)(ug/ft^2 or ug/cm^2) Mass Concentration (ug/g, ppm, or mg/kg)
Question:
T/F: IDPH allows Composite Dust Sampling
Answer:
False
Question:
Number of blanks needed for wipe samples
Answer:
One for up to 50 samples per day
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Question:
Spikes
Answer:
"Control Samples" - known dust levels in a sample used to determine quality control of lab
Question:
How many Spikes needed for QC
Answer:
- in 50
Question:
Blind analysis must fall within
Answer:
80-120% of the true value
Question:
Ingestion disorder
Answer:
Pica
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Question:
Half-life of lead in bones
Answer:
~25 Years
Question:
Half-life of lead in blood
Answer:
~1 Month
Question:
Half-life of lead in soft tissue/organs
Answer:
~1 Month
Question:
Acute Poison Definition
Answer:
Short exposure with high concentration
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