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Hexavalent Chromium: The Facts – SS1010F (12 min.)

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1

Hexavalent has carcinogenic properties and cannot get into common place sources such as water.

True
False

2

Chromium is found in animals, rocks, plants, soil, volcanic dust and gases.

True
False

3

The World Health Organization, The Department of Health & Human Services, and the Environmental Protection Agency have classified HC as a human carcinogen.

True
False

4

Rotating employees to different jobs to achieve compliance with the PEL is permisible.

True
False

5

Workplace exposure to HC may cause health problems such as _____.

Lung Cancer
Irritation or damage to the nose, throat and lungs
Irritation or damage to eyes and skin
All of the above

6

Periodic monitoring of HC should take place every ___months if initial monitoring shows an employee exposure at or above 2.5 micrograms per cubic meter of air.

2
4
6
8

7

Each employer covered by the exposure determination standard must determine ____ hour TWA exposure for each employee exposed to HC.

2
4
6
8

8

An employer must provide respiratory protection for employees during _.

Maintenance and repair
Work operations where controls are not sufficient to reduce exposure
Emergencies
All of the above

9

Housekeeping and hygiene is important. All surfaces must be maintained free of accumulations of HC. Spills containing HC material must be cleaned up with a __

HEPA-filtered vacuum
Wet mop
Sponge
None of the above