CHEM 405 QUIZ 4

Question 1

What does it mean to minimize risk?

Answer 1

-Use PPE
- Have good housekeeping
-handle waste appropriately
-design and manage the lab safety

Question 2

OSHA Safety lab design includes:

Answer 2

Having extra PPE, no windows that can be opened, having an emergency contact near by

Question 3

What is included in CHP (Chemical Hygiene plan)?

Answer 3

-emergency procedures
-list of lab equipment
-waste disposal information
-housekeeping information

Question 4

benefit of a chemical inventory includes:

Answer 4

Minimize “searching” for chemicals, use color coded labels, list all chemicals in a lab with their locations.

Question 5

What should chemical storage be based on?

Answer 5

Compatibility. This includes: flammable, corrosive, oxidizers, highly toxic, and highly reactive.

Question 6

Flammables should be placed in special cabinets made of __

Answer 6

double-walled steel

Question 7

What are the three types of refrigerators?

Answer 7

• Conventional refrigerator
• flammable storage refrigerator
  -explosion proof refrigerator

Question 8

when chemicals fall into more than 1 category, what is the number 1 priority?

Answer 8

Flammability, then reactivity, then corrosivity, then toxicity

Question 9

what is the most toxic type of mercury?

Answer 9

Alkyl mercury

Question 10

What is the least toxic type of mercury?

Answer 10

Aryl mercury

Question 11

Engineering controls:

Answer 11

-prevent exposure. ex: fume hoods, splash shields, safety interlocks