The table below lists the number of OSHA-170 abstracts by keyword value. The keywords are established at the time the abstract is reviewed.

KeyWord Occurances - 101357
Cable Logging41 Cable Tray9 Cable Tv Work126
Calender18 Canal83 Cancer17
Capacitor29 Carbon Dioxide74 Carbon Disulfide9
Carbon Monoxide677 Carboxyhemoglobin114 Carburetor25
Cardiac Arrest535 Cardiovasc Disease421 Cardiovasc System751
Carpenter1642 Carpet43 Cart359
Caster26 Casting63 Casting Die10
Cathead17 Catline4 Catwalk289
Caught Between9370 Caught By6009 Caustic176
Cave-In1465 Ceiling294 Ceiling Panel52
Cellotex Material2 Cement Powder31 Cementing22
Chain1203 Chain Saw329 Chair73
Charge Bucket6 Check Valve13 Chemical1302
Chemical Burn666 Chemical Reaction442 Chemical Vapor870
Chemical Vessel22 Chest3190 Chimney64
Chipper163 Chlorine244 Chlorine Dioxide12
Chlorine Room8 Chock257 Choker97
Choker Cable18 Choker Setter100 Chrome3
Cinder Block Plant5 Circuit Breaker182 Circular Saw493
Circulatory Blockage23 Citric Acid4 Cleaning3936
Cleaning Fluid145 Clearance860 Climbing On Column44
Clogged356 Clothing1201 Clutch59
Clutch Lever6 Coal33 Coal Car7
Coal Crusher5 Coal Dust16 Coal Hopper6
Coal Silo5 Coal Tar Light Oil1 Coal Tar Pitch6
Coating Operation34 Coffer Dam14 Coke Drum14
Coke Oven19 Collapse2869 Collarbone184
Collision782 Column155 Combustible Dust138
Combustible Liquid82 Commercial Diving28 Communication1089
Communication Cable133 Communication Tower207 Communication Worker150
Compartment19 Compressed Air120 Compressed Gas41
Compressor169 Concrete1246 Concrete Beam26
Concrete Block122 Concrete Bucket15 Concrete Float23
Concrete Form Work442 Concrete Mixer81 Concrete Panel75
Concrete Pipe56 Concrete Pump49 Concrete Slab142
Concrete Truck245 Concussion2872 Conductive Apparel5
Conductive Hose5 Conduit152 Confined Space822
Construction23062 Containerized Cargo134 Control Lever205
Control Malfunction3 Contusion3923 Conveyor2152
Conveyor Belt752 Cooker56 Cooker--Pressure10
Cooling Tower29 Cord Connector51 Cord Set154
Corn55 Corn Chopper2 Corn Oil3
Corrosion26 Corrosive43 Cotter Pin15
Cotton41 Cotton Gin31 Cotton Picker6
Cough35 Counterbalance192 Cover491
Cpr679 Crane2287 Crane Ball15
Crane Block30 Crane Boom640 Crane Cab47
Crane Carriage7 Crane Counterweight34 Crane Hook122
Crane Lifting Beam19 Crane Operator302 Crane Outrigger50
Crate89 Crawl Space60 Crawler Crane86
Creosote5 Crop Shredder9 Crossarm25
Crown Block5 Crude Oil41 Crushed12561
Crusher34 Current Leakage12 Cutout Switch27
Cutout--Gaff59 Cutting And Burning411 Cyanide34