Related by context. Frequent words. (Click for all words.) 52 longwall mining machine 51 igniters 49 detonating cord 49 welding torch 48 acetylene torch 48 hydraulic cylinder 48 thermite 47 fuel injector 47 bushing 46 cannister 46 shaft 46 ignition 46 rubber gasket 45 impellers 45 wheel bearings 45 welding 45 baseplate 45 pantograph 45 badly corroded 44 conveyor 44 hydraulic 44 ionisation 44 reamer 43 carbide 43 weld 43 hydraulic jack 43 spray nozzle 43 conveyers 43 welding rods 43 ignitable 43 magneto 43 #/#-in [001] 43 sintered 43 shafts 43 winders 43 acetylene cylinders 43 nozzles 43 hydraulic pump 42 trench 42 brake rotor 42 draglines 42 steam boiler 42 Propane tanks 42 denatured alcohol 42 depressurize 42 trencher 42 cylindrical object 42 oxidization 42 casings 42 nailers 42 burs 42 tensioner 42 dynamite sticks 42 conveyer 42 swarf 42 undercarriage 42 nickel alloy 42 degassing 42 belt conveyor 42 piping 42 gearstick 42 brake linings 42 solenoid 42 nozzle 42 earthing 42 intake manifolds 42 compressed air 41 cannisters 41 fume hood 41 bandsaw 41 combustion gases 41 conveyer belts 41 rotor 41 jackscrew 41 americium 41 ammonia nitrate 41 vent hood 41 compressor 41 detonation 41 shotcrete 41 exhaust pipe 41 wires 41 roofing tar 41 magnetron 41 solenoid valves 41 brake pads 41 quartz crystals 41 robotic welding 41 casing 41 Compressed air 41 unfired 41 toroidal 41 metal shards 41 programmable logic controller 41 sprockets 41 louver 41 regrind 41 aluminum oxide 41 venturi 41 chimney flue 41 nitrocellulose