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Page Title:
Appendix A Materials Subject to Spontaneous Heating |
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|  MATERIALS SUBJECT TO
Spontaneous Heating and Pyrophoricity
DOE-HDBK-1081-94
SPONTANEOUS HEATING
APPENDIX A
Materials Subject to Spontaneous Heating
Tendency of
Usual shipping
spontaneous
container or
Precautions against
Name
heating
storage method
spontaneous heating
Remarks
Alfalfa meal
High
Bags, bulk
Avoid moisture extremes; tight
Many fires attributed to spontaneous
cars for transportation are
heating probably caused by sparks,
essential.
burning embers, or particles of hot
metal picked up by the meal during
processing. Test fires caused in this
manner have smoldered for 72 hours
before becoming noticeable.
Burlap bags "used"
Possible
Bales
Keep cool and dry.
Tendency to heat is dependent on
previous use of bags. If oily would
be dangerous.
a
Castor oil
Very slight
Metal barrels, metal
Avoid contact of leakage from
Possible heating of saturated fabrics
cans in wooden boxes
containers with rags, cotton, or
in badly ventilated piles.
other fibrous combustible
materials.
Charcoal
High
Bulk, bags
Keep dry; supply ventilation.
Hardwood charcoal must be
carefully prepared and aged. Avoid
wetting and subsequent drying.
Coal, bituminous
Moderate
Bulk
Store in small piles; avoid high
Tendency to heat depends upon
temperatures.
origin and nature of coals. Highly
volatile coals are particularly liable
to heat.
Cocoa bean shell
Moderate
Burlap bags, bulk
Extreme caution must be
This material is very hygroscopic
tankage
observed to maintain safe
and is liable to heating if moisture
moisture limits.
content is excessive. Precaution
should be observed to maintain dry
storage, etc.
Coconut oil
Very slight
Drums, cans, glass
Avoid contact of leakage from
Only dangerous if fabrics, etc., are
containers with rags, cotton, or
impregnated.
other fibrous combustible
materials.
Cod liver oil
High
Drums, cans, glass
Avoid contact of leakage from
Impregnated organic materials are
containers with rags, cotton, or
extremely dangerous.
other fibrous combustible
materials.
1. Originally prepared by the NFPA Committee on spontaneous Heating and Ignition which has been discontinued. Omission of any material does not
necessarily indicate that it is not subject to spontaneous heating.
Rev. 0
Page A-3
Pyrophoricity
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