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Continuing Education — "The Action Level!®"

VOLUME 6(3), March 2009
Journal of Occupational and Environmental Hygiene

Answer the questions below and click "Submit".

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CASE STUDIES:

Insecticide Residues on Hands: Assessment and Modeling with Video Observations of Determinants of Exposure – A Study among Subsistence Farmers in Nicaragua
Lylliam López N., Luis Blanco R., Aurora Aragón B. and Timo Partanen

1. Which of the following is not considered as a primary
    means of dermal exposure assessment as discussed in
    this article?

a. interception
b. removal
c. visualization
d. biopsies
2. Video observation would likely be more useful in terms of
    group observations as opposed to those of an individual
    nature. True or False?
True
False
Applications and Findings of an Occupational Exposure Database for Synthetic Vitreous Fibers
Gary Marchant, Christopher Bullock, Charles Carter, Robert Connelly, Angus Crane, William Fayerweather, Kathleen Johnson and Janis Reynolds

3. What is the preferred method of analysis for SVF
    in North America?

a. NIOSH 7400 A rules
b. NIOSH 7400 B rules
c. WHO (1985) Reference Method
d. PCAM 239
4. What is the voluntary PEL for SVF?
a. 5 mg/m3
b. 5 f/cc
c. 1 f/cc
d. 2 f/cc
Residual Methamphetamine in Decontaminated Clandestine Drug Laboratories
Glen Patrick, William Daniell and Charles Treser

5. At three former clandestine drug labs, which room registered
    the highest pre-decontamination residual methamphetamine
    concentrations, besides the one in which methamphetamine
    was produced?

a. master bedroom
b. kitchen
c. living room
d. bathroom
6. A central HVAC system may contribute to redistribution of
    methamphetamine between rooms in a house used as a
    clandestine laboratory. True or False?
True
False
An Investigation of Homes with High Concentrations of PCDDs, PCDFs and/or Dioxin-like PCBs in House Dust
Alfred Franzblau, Lynn Zwica, Kristine Knutson, Qixuan Chen, Shih-Yuan Lee, Biling Hong, Peter Adriaems, Avery Demond, David Garabrant, Brenda Gillespie, James Lepkowski, William Luksemburg, Martha Maier and Tim Towey

7. Which of the following is the most likely source of high level
    contamination of house dust with dioxins, furans and/or
    PCBs in randomly selected homes?

a. Cigarette smoking
b. Wood-burning fireplaces
c. Soil adjacent to homes
d. Unknown sources within homes
e. Secondary contamination from
          occupational exposures of occupants
8. High levels of contamination of soil with dioxins, furans
    and/or PCBs usually result in correspondingly high
    contamination of house dust in adjacent homes. True
    or False?
True
False
Working Conditions and Exposure to Dust and Bioaerosols in Sisal Processing Factories in Tanzania
Akwilina V. Kayumba, Magne Brĺtveit, Yohana Mashalla, Valborg Baste, Wijnand Eduard and Bente E. Moen

9. Dust exposure level was found to be highest in sisal
    brushing. True or False?

True
False
10. Which dust exposure fraction was assessed?
a. Total dust
b. Respirable dust
c. Thoracic dust
d. Inhalable dust
Implementing Safer Alternatives to Lithographic Cleanup Solvents to Protect the Health of Workers and the Environment
Patrice Sutton, Katy Wolf and Julia Quint

11. Use of low volatile organic compound (VOC) lithographic
     cleanup products mitigates the potential for printer dermal
     exposure. True or False?

True
False
12. Leveraging environmental air quality regulations to benefit
     workers circumvented some of the inadequacies of the current
     occupational health regulatory apparatus, which does not
     adequately protect printers from their solvent exposure.
     True or False?
True
False
Airborne Concentrations of Volatile Organic Compounds, Formaldehyde and Ammonia in Finnish Office Buildings with Suspected Indoor Air Problems
Heidi J. Salonen, Anna-Liisa Pasanen, Sanna K. Lappalainen, Henri M. Riuttala, Tapani M. Tuomi, Pertii O. Pasanen, Beatrice C. Bäck and Kari E. Reijula

13. The concentration of most individual VOCs should usually
      be below 7 ug/m3. True or False?

True
False
14. What is the usual level (Guideline, P50) of TVOC in Finnish
      office buildings?
a. 7 ug/m3
b. 70 ug/m3
c. 700 ug/m3


Deadline for answers is March 31, 2009.

Answers will be available online at
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on April 10, 2009.

 
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