Class Notes Flashcards
Every good fire fighter ought to receive cash money
Explosives Gases Flammable Liquids Flammable Solids Oxidizers Toxics Radioactive Corrosive Mixed Loads
Every
Explosives
Good
Gases
Fire
Flammable Liquids
Fighter
Flammable Solids
ought
Oxidizers
to
toxics
receive
radioactive
cash
corrosive
money
mixed loads
small spills are less than our equal to…
55 gallons
large spills are over…
55 gallons
Solubility
the ability to mix with H2O
the ability to mix with H2O
solubility
specific gravity
float or sink in H2O
float or sink in H2O
specific gravity
IDLH
Immediately Dangerous to Life and Health
-30 minutes exposure will cause death or irreversible injury
Ca
Cancer/Carcinogen
Hot Zone
10% of LEL
10% of LEL also IDLH
REL
TWA
TLB
Niosh…
Relative Exposure Limit
—Time Weighted Average
Threshold Limit Value
-8 hrs/day for 7 days?
STEL
Short term exposure limit
-what you can be in for 15 minutes
LC50
LD50
Lethal Concentration
Lethal Dose
-kills 50% of subjects given to
MW
Molecular weight of product
MW air=29
RgasD
Relative Gas Density (compared to air)
Vapor Density
Vapor Pressure
How bas something wants to turn into a gas at room temperature and pressure.
(IUPAC = 68 degrees F/20 degrees C; 1 atm/sea level)
Volatility is 180; greater than 180 is more volatile
Liquid at room temp<760mm/Hg(1 atm)
greater than _______ mm/Hg vapor pressure is more volatile
180
Liquid at room temp
760mm/Hg(1 atm)
1300 rule
VP x 1300 = PPM in closed container
above ______ is soluble for our purposes
10%
placards go on _______; labels go on _________
- vehicles
- containers
Table 1 is ________; Table 2 is greater than ________`
- any amount
- exceeds 1001 lbs
TIH/PIH
Toxic Inhalation Hazard or Poisonous Inhalation Hazard
-highlighted green
IDLH
Vapor or Gas
30 min positive exposure = death or irreversible injury
coagulative necrosis
- with acids
- not deep and hurts
liquifactive necrosis
- skin feels soapy
- continues to penetrate till used up
health diamond toxic is
3 and 4 for our purposes
states of matter
- liquid
- solid
- gas
*matter has mass an occupies space
different phases/states of matter basically how…
close molecules are together