Related by context. Frequent words. (Click for all words.) 41 hydrochloric acid 40 highly flammable 39 dousing dogs 38 highly flammable liquid 38 flammable substance 36 inhaling fumes 36 acrylonitrile 35 vinyl chloride 35 aerosol cans 35 paint thinners 35 welding 35 sheet metal 35 corrosive liquid 34 By TBT staff 34 flammable liquid 34 aluminum extrusion 34 Firefighters doused 33 hydrofluoric acid 33 liquid ammonia 33 muriatic acid 33 anodizing 33 hydrogen chloride 33 propane leak 33 Sulfur dioxide 33 nitric acid 32 suspected carcinogen 32 propane cylinders 32 sodium hydroxide 32 Anhydrous ammonia 32 discarded cigarette 32 Fabricated 32 plastic pellets 31 fabricating 31 propane torch 31 toxic vapors 31 poisonous fumes 31 butane 31 Fumes 31 Metalworking 31 metal fabrication 30 liquid propane 30 hydraulic fluids 30 charcoal briquettes 30 vapor cloud 30 Hazmat crews 30 degreasing 30 chemical solvents 30 toxic fumes 30 paint thinner 30 wood preservative 30 flammables 30 flammable liquids 29 flammable gases 29 Smoldering 29 Hazardous materials 29 phosgene 29 Fabrication 29 hazmat crews 29 fireproofing 29 carcinogenic chemicals 29 metalworking 29 Fabricators 29 ethylene oxide 29 plastic injection molding 29 pentaerythritol 29 wooden pallets 29 Ammonium nitrate 29 Toxic chemicals 28 flammable 28 fumes 28 aluminum extrusions 28 chemical 28 anhydrous ammonia 28 acetone 28 nonflammable 28 potassium hydroxide 28 Sheet Metal 28 xylene 28 polyurethane foam 28 flammable foam 27 poisonous chemicals 27 calcium carbide 27 chemicals 27 else e.returnValue = 27 lacquers 27 carbon monoxide fumes 27 inhaling smoke 27 hazardous chemicals 27 gasoline vapors 27 unventilated 27 noxious fumes 26 ammonia 26 precision machining 26 electroplating 26 flammable materials 26 sprayed foam 26 lighter fluid 26 Fabricating 26 acetylene 26 gaseous hydrogen 26 Thick smoke