Exam 2 - Health and Safety

Question 1

3 Main types of hazzards

Answer 1

• Physical – the work environment causing immediate harm to your person
– Heat, Motion, Light, Noise
• Biomechanical - poor ergonomics; long term physical problems
– Too heavy equipment, poor lighting, poorly-adjusted machinery
• Chemical - inhalation or absorption of harmful substances
– Fumes, Skin Contact, Injestion
– Inhalation accounts for 90% of plastics industry toxicity cases

Question 2

Permissible Exposure Limit (PEL)

Answer 2

how long a person can be

exposed to a material

Question 3

Threshold Limit Value (TLV)

Answer 3

amount for 40 hour work week

Question 4

Short-term Exposure Limit-STEL

Answer 4

15 minutes no moe than 4x per day

Question 5

Short-term Exposure Limit-C

Answer 5

ceiling limit

Question 6

Cancer causing concerns (A1, A2, A3)

Answer 6

A1 - Confirmed Human Carcinogen
A2 - Suspected Human Carcinogen
A3 - Animal Carcinogen

Question 7

Toxicity Inhalation (Extremely Toxic)

Answer 7

1mg or 10ppm

Question 8

Toxicity Inhalation (Highly Toxic)

Answer 8

50mg or 100ppm

Question 9

MSDS Highlights

Answer 9

• Name and Company ID
• Composition
• Hazard
• First Aid Measures
• Fire Fighting Measures
• Accidental Release Measures
• Handling and Storage
• Chemical and Physical Prop.
• Stability
• Toxicity
• Ecotoxicity
• Disposal information and Miscellaneous Regulatory Information

Question 10

Flammable flash point range

Answer 10

below 38°C

Question 11

Combustibles flash point range

Answer 11

above 38°C