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Division 4.1: Flammable Solid . Flammable solids are any of the following four types of materials: Desensitized Explosives: explosives that, when dry, are Explosives of Class 1 other than those of compatibility group A, which are wetted with sufficient water, alcohol, or plasticizer to suppress explosive properties; and are specifically authorized by name either in the 49CFR 172.101 Table or ...
4.1 Flammable Solids: Solid substances that are easily ignited and readily combustible (nitrocellulose, magnesium, safety or strike-anywhere matches). Hazardous Materials Class 4.2 : Spontaneously Combustible Solids
NFPA 704 safety squares on containers of ethyl alcohol and acetone. "NFPA 704: Standard System for the Identification of the Hazards of Materials for Emergency Response" is a standard maintained by the U.S.-based National Fire Protection Association.
Flammable gases – Gases which at 20 °C and a standard pressure of 101.3 kPa: are ignitable when in a mixture of 13 percent or less by volume with air; or; have a flammable range with air of at least 12 percentage points regardless of the lower flammable limit. Alternative sign. Division 2.1 Non-flammable non-toxic gases – Gases which:
4.1 Flammable Solids: Solid substances that are easily ignited and readily combustible (nitrocellulose, magnesium, safety or strike-anywhere matches). Hazardous Materials Class 4.2 : Spontaneously Combustible Solids
Class 3 Flammable liquids; Class 4.1 Flammable solids, self-reactive substances and solid desensitized explosives; Class 4.2 Substances liable to spontaneous combustion; Class 4.3 Substances which, in contact with water, emit flammable and/or toxic gases; Class 5.1 Oxidizing substances; Class 5.2 Organic peroxides; Class 6.1 Toxic substances ...
Coumarin derivative pesticides, solid, toxic UN 3028: 8: Batteries, dry, containing potassium hydroxide solid, electric, storage UN 3029 to 3047? (UN Nos. no longer in use) UN 3048: 6.1: Aluminium phosphide pesticides UN 3049 (4.2)
Dangerous goods may be radioactive, flammable, explosive, toxic, poisonous, corrosive, biohazardous, an oxidizer, an asphyxiant, a pathogen, an allergen, or may have other characteristics that render it hazardous in specific circumstances. This category is for general articles on the safe handling and use of hazardous materials.