# NIOSH Pocket Guide to Chemical Hazards
Coal dust | CAS
| RTECS GF8281000
Synonyms & Trade Names Anthracite coal dust, Bituminous coal dust, Lignite coal dust | DOT ID & Guide 1361 133
Exposure Limits | NIOSH REL: See Appendix D
OSHA PEL†: TWA 2.4 mg/m3 (<5% SiO2) TWA 10 mg/m3/(%SiO2 + 2) (>5% SiO2)
IDLH N.D. | Conversion
Physical Description Dark-brown to black solid dispersed in air.
Properties vary depending upon the specific coal type. |  |  |
Combustible Solid; slightly explosive when exposed to flame.
Incompatibilities & Reactivities None reported
Measurement Methods NIOSH 0600, 7500
Personal Protection & Sanitation Skin: No recommendation Eyes: No recommendation Wash skin: No recommendation Remove: No recommendation Change: No recommendation | First Aid (See procedures) Breathing: Fresh air
Respirator Recommendations To be added later
Exposure Routes inhalation
Symptoms Chronic bronchitis, decreased pulmonary function, emphysema
Target Organs respiratory system
See also: INTRODUCTION