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what are four ways chemicals enter the body?
inhalation
absorption through the skin
ingestion
invasion directly through a skin break
who is responsible for informing the public of product hazards and how do they do it?
Chemical manufacturers
MSDS sheets
what three things does the chemical toxicity depend on directly?
dose
length of time
frequency of exposure
what is acute chemical toxicity?
high exposure/ short time
what are the symptoms of acute chemical toxicity?
dizziness, syncope, headache, nausea, vomiting
what is chronic chemical toxicity?
repeated exposures/long time
what are the effects caused by chronic chemical toxicity?
cancer, infertility, neurological deficits
how long do you flush your eyes out at the eye wash station?
5 minutes
how should you store mercury?
in unbreakable tightly sealed containers away from heat
t/f you can use the household vacuum cleaner or high velocity evacuation when cleaning up a mercury spill?
True
False
FALSE-follow manufacturers instructions
how should scrap amalgam be stored?
tightly closed container
employees have the right and need to know about the ______ and the ____ of chemicals used in the workplace
identity
hazards
what are the five parts of hazard communication program
written program
chemical inventory
MSDS
labeling of chemical containers
employee training
what is contained in section I of the MSDS?
product info
what is contained in section II of the MSDS?
hazardous ingredients
what is contained in section III of the msds
physical hazard data
what is contained in section IV of the MSDS
fire and explosion data
what is contained in section five of the MSDS?
health hazard info
what is section six of the MSDS
reactivity data
what is section VII of the MSDS
spill or leak procedures
what is section VIII of the MSDS
special protection info
what is section IX of the MSDS
special precautions
what must be done if a chemical is placed in a non-original container?
must be labeled-can take off original label and place on new container
what will you find on the national fire protection association label?
color, numbers 0-4
what does the blue diamond mean?
health
what does the read diamond mean?
inflammability
what does the yellow diamond mean?
reactivity
what does the white diamond mean?
other specific hazards
how often is employee training for the hazard communication program?
once a year
how long are records of trainings for the hazard communication program kept?
five years
Author
cassiedh
ID
61095
Card Set
Dental Materials
Description
general handling and safety
Updated
2011-02-02T23:00:49Z
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