underbody
Beneath the chassis
The underbody is the underside of something, typically a vehicle.
Car manufacturers apply rustproofing to the underbody to protect against corrosion from road salt and moisture.
The term also applies to animals: The cat's underbody was matted with burrs.
Supporting outer structure
- suspensionTemporary halt or exclusion
- axleShaft for wheel rotation
- crossmemberHorizontal structural brace
- subframeSupporting frame beneath another
exhaust · differential · fuel tank · brake lines · oil pan · catalytic converter · heat shield · skid plate
Treating metal against decay
- inspectionFormal assessment of condition
- cleaningRemoving dirt and mess
- lubricationCoating to reduce friction
- sealingMaking impermeable
waxing · degreasing · preservation · treatment · weatherproofing · coating · spraying · washing
Torso's lower cavity
- thoraxCentral body cavity
- pelvisBony basin at waist
- visceraAbdominal organs collectively
- bellyFront midsection
torso · ventral · midriff · trunk · groin · flank · ribcage · diaphragm
Chemical wearing away
- rustIron oxide coating
- oxidationLosing electrons chemically
- abrasionShallow surface wound
- wearCarry on person
deterioration · damage · erosion · degradation · weathering · road salt · debris · gravel
frame
Supporting outer structure
- suspensionTemporary halt or exclusion
- axleShaft for wheel rotation
- crossmemberHorizontal structural brace
subframe · exhaust · differential · fuel tank · brake lines · oil pan · catalytic converter · heat shield · skid plate · transmission
rustproofing
Treating metal against decay
- inspectionFormal assessment of condition
- cleaningRemoving dirt and mess
- lubricationCoating to reduce friction
sealing · waxing · degreasing · preservation · treatment · weatherproofing · coating · spraying · washing · detailing
abdomen
Torso's lower cavity
belly · torso · ventral · midriff · trunk · groin · flank · ribcage · diaphragm · navel
corrosion
Chemical wearing away
wear · deterioration · damage · erosion · degradation · weathering · road salt · debris · gravel · moisture
skid plate
Undercarriage protective panel
cover · splash guard · mud flap · liner · barrier · reinforcement · plating · coating · sealant · wrap