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 - 101033
Cable Logging41 Cable Tray9 Cable Tv Work126
Calender18 Canal83 Cancer17
Capacitor29 Carbon Dioxide74 Carbon Disulfide9
Carbon Monoxide677 Carboxyhemoglobin114 Carburetor25
Cardiac Arrest533 Cardiovasc Disease420 Cardiovasc System749
Carpenter1631 Carpet43 Cart353
Caster26 Casting63 Casting Die10
Cathead17 Catline4 Catwalk286
Caught Between9337 Caught By5978 Caustic176
Cave-In1465 Ceiling294 Ceiling Panel52
Cellotex Material2 Cement Powder31 Cementing22
Chain1192 Chain Saw327 Chair72
Charge Bucket6 Check Valve13 Chemical1298
Chemical Burn663 Chemical Reaction441 Chemical Vapor869
Chemical Vessel22 Chest3181 Chimney63
Chipper163 Chlorine244 Chlorine Dioxide12
Chlorine Room8 Chock257 Choker97
Choker Cable18 Choker Setter100 Chrome3
Cinder Block Plant5 Circuit Breaker181 Circular Saw490
Circulatory Blockage23 Citric Acid4 Cleaning3918
Cleaning Fluid144 Clearance859 Climbing On Column44
Clogged354 Clothing1198 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 Collapse2867 Collarbone183
Collision780 Column155 Combustible Dust137
Combustible Liquid82 Commercial Diving28 Communication1089
Communication Cable133 Communication Tower207 Communication Worker150
Compartment19 Compressed Air119 Compressed Gas41
Compressor167 Concrete1229 Concrete Beam26
Concrete Block122 Concrete Bucket15 Concrete Float23
Concrete Form Work440 Concrete Mixer81 Concrete Panel75
Concrete Pipe56 Concrete Pump49 Concrete Slab142
Concrete Truck243 Concussion2864 Conductive Apparel5
Conductive Hose5 Conduit151 Confined Space821
Construction23018 Containerized Cargo134 Control Lever205
Control Malfunction3 Contusion3915 Conveyor2141
Conveyor Belt747 Cooker54 Cooker--Pressure10
Cooling Tower29 Cord Connector51 Cord Set153
Corn55 Corn Chopper2 Corn Oil3
Corrosion26 Corrosive43 Cotter Pin15
Cotton41 Cotton Gin31 Cotton Picker6
Cough35 Counterbalance192 Cover488
Cpr675 Crane2284 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 Crushed12514
Crusher33 Current Leakage12 Cutout Switch27
Cutout--Gaff58 Cutting And Burning410 Cyanide33