Chemistry Lab Safety Final 3.1.3

What fraction of the known chemicals have been tested for toxicity?

a. almost none

b. less than .1%

c. about 25%

d. about 65%

a. almost none

What fraction of the chemicals that you will use in undergraduate chemistry labs will have some safety information associated with them?

a. almost none

b. a tiny fraction

c. about half

d. most of them

d. most of them

An MSDS is a document that

a. is required to be provided with a chemical when purchased from a chemical supply company

b. has a wide range of safety information in a mostly standardized format

c. is not legally required to be accurate

d. all of the above

d. all of the above

MSDSs are commonly used by chemists because

a. they are easily accessible

b. they represent the most reliable information about chemicals

c. they contain safety information in a "common law language" that chemists with no safety training can understand

d. all chemists have has training on how to read MSDSs

a. they are easily accessible

When using a MSDS, the most important first step is to make sure that the MSDS

a. is in the "standard format"

b. refers to the chemical you are using

c. has been approved by OSHA

d. all of the above

b. refers to the chemical you are using

Hazard information about a particular chemical that is listed on MSDSs from various sources

a. will always be identical

b. may vary

c. may be listed in different orders, but will always be identical

d. is rarely consistent

b. may vary

Safety information on MSDSs is usually

a. specific enough to be of use to chemists

b. written mostly for "industrial" or manufacturing situations more that for chemists in research labs

c. written mostly for chemists in research labs more that for "industrial" or manufacturing situations

d. written to be useful for chemists, emergency responders, and physicians

d. written to be useful for chemists, emergency responders, and physicians