Laoratory Safety Flashcards
1
Q
Chemical Hazards
A
Any chemical substances, solid, liquid, gas, fumes, or vapor that have potential to harm humans.
2
Q
Classes of Chemical Hazards
A
- Metals
- Aromatics
- Aliphatics
- Gas (simple asphyxiants and chemical asphyxiants)
- Irritant Gases
- Systemic Poisons
3
Q
National Fire Protection Association Classification
A
Blue - Health Hazard
Red - Fire Hazard
White- Specific Hazard/Special Notice Key
Yellow - Reactivity
4
Q
Routes of Entry (Chemical Hazards)
A
Dermal
Inhalational
Ingestion
5
Q
Acidic Solutions
A
- burn more; harm less
- coagulative necrosis: cell death where blood flow stops but at a certain layer only
6
Q
Basic Solutions
A
- burn less; harm more
- liquefactive necrosis: cell death where cell partially or completely dissolve after death
7
Q
Causes of Physical Hazards
A
Radiation
Noise
Vibration
Illumination
Temperature
8
Q
Ionizing Radiation
A
- gamma rays and x rays
- can penetrate through cells and cause mutations
9
Q
Biological Hazards
A
any microbiological entity that may affect other organisms
10
Q
Biological Material
A
