-
gypsum products, alginate, microblasting materials, and pumice may generate _________ during the grinding and polishing process
dust
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PPE is worn to protect from what 5 material hazards in the dental office?
- particulate matter
- mercury
- toxic effects of chemicals
- airborne contaminants
- biological contaminants
-
Dental personnel can be protected from the occupational transmission of infectious diseases through strict adherence to the requirements of what?
Occupational Safety and Health Administration (OSHA)
-
What are 4 ways that chemicals enter the body?
- inhalation
- absorption through the skin
- ingestion (eating or drinking)
- invasion directly through a break in the skin
-
The toxicity of a chemical depends on what 3 things?
- dose
- length
- frequency of exposure
-
Whose responsibility is it to inform public of product hazards?
chemical manufacturers through MSDS sheets
-
What kind of toxicity results from high levels of exposure over a short period of time?
acute
-
the affects of ________ toxicity are felt right away
acute
-
symptoms of what type of toxicity include dizziness, fainting (syncope), headache, nausea, and vomiting
acute overexposure to chemicals
-
What kind of toxicity results from repeated exposures usually to lower doses, over a much longer time such as months or years?
chronic
-
The effects of what kind of toxicity can include cancer, neurologic deficits, and infertility?
chronic toxicity
-
What type of gloves are recommended for wearing during chemical handling?
chemical-resistant gloves such as nitrile gloves
-
How do you know what type of protective clothing to wear when using chemicals?
the type of chemical guides the clothing selection
-
What 2 things should the face mask be to protect from inhalation while working with chemicals?
- fluid repelling
- respiratory protection
-
If the job requires frequent pouring or mixing of chemicals, sensitive or allergic individuals might need a what?
national institute of occupational safety and health (NIOSH) approved dust and mist respirator face mask
-
What 3 things should a spill kit for small amounts of mercury contain?
- mercury-absorbin powder
- mercury sponges
- disposable bag
-
It is so important to keep _________ away from fire
solvents
-
What are three acids that are commonly used during manipulation of various dental materials?
- phosphoric
- hydrofluoric
- hydrochloric
-
What do you do if you spill phosphoric, hydrofluoric, or hydrochloric acid somewhere on yourself?
flush with water immediately
-
OSHA requires that an eyewash unit be installed where?
in every place of employment where chemicals are used
-
How often is it recommended that eye wasy stations are inspected?
every 3 months
-
How long should you flush your eyes if you spilled an acid in them?
at least 5 minutes
-
Dental offices should be equipped with special exhause systems for fumes and dust in what two places?
lab and radiographic areas
-
What are 3 requirements of where chemicals should be stored?
- dry
- cool
- dark location (not exposed to direct sunlight)
-
OSHA hazard communication standard states that employees have the right and need to know about the ________ and the _________ of chemicals used in the workplace
-
-
is considered hazardous if it has any of what 5 characteristics?
- ignitable
- corrosive
- reactive
- toxic
- Listed by the U.S environmental protection administration (EPA)
-
What are the 5 parts of the hazard communication program?
- written program
- chemical inventory
- material safety data sheets MSDS sheets
- labeling of chemical containers
- employee training
-
What are the 4 components of the written programs of the hazard communication program?
- name of employees exposed to hazardous chemicals
- describe how chemicals handled
- safety measures taken
- how one should respond to chemical emergencies
-
The chemical inventory is a _________ list of every product used in the office that contains chemicals including what 4 materials?
- amalgam
- bonding agents
- disinfectants
- impression materials
-
What do you do if there is a new chemical added to the inventory?
add it to the list and to the MSDS in the MSDS file
-
What are 2 types of information that MSDS sheets contain?
- health and safety
- technical
-
What are 6 things that MSDS sheets describe about a chemical?
- physical and chemical properties
- health hazards
- routes and exposures
- precautions for safe handling
- emergency and first aid procedures
- spill control measures
-
Section I of MSDS
product info
-
Section II of MSDS
hazardous ingredients
-
Section III of MSDS
physical hazard data
-
SEction IV of MSDS
fire and explosion data
-
Section V of MSDS
health and hazard info
-
SEction VI of MSDS
reactive data
-
Section VII of MSDS
spill or leak procedures
-
Section VIII of MSDS
special protection info
-
Section IX of MSDS
special precautions
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