Editing Module:Convert/documentation/conversion data (section)

=== Gradient ===
{| class="wikitable" style="text-align: center;"
!Unit code !!Symbol !!US symbol !!Scale !!Extra !!Name !!Plural name !!US name !!US plural name !!Prefix !!Default !!Link
|-
| cm/km || cm/km ||  || 0.00001 ||  || centimetre per kilometre || centimetres per kilometre || centimeter per kilometer || centimeters per kilometer ||  || ft/mi || [[Grade (slope)]]
|-
| ft/mi || ft/mi ||  || 1/5280 ||  || foot per mile || feet per mile ||  ||  ||  || v < 5.28 ! c ! ! m/km || [[Grade (slope)]]
|-
| ft/nmi || ft/nmi ||  || 1.524/9260 ||  || foot per nautical mile || feet per nautical mile ||  ||  ||  || v < 6.076 ! c ! ! m/km || [[Grade (slope)]]
|-
| in/ft || in/ft ||  || 1/12 ||  || inch per foot || inches per foot ||  ||  ||  || mm/m || [[Grade (slope)]]
|-
| in/mi || in/mi ||  || 1/63360 ||  || inch per mile || inches per mile ||  ||  ||  || v < 0.6336 ! m ! c ! m/km || [[Grade (slope)]]
|-
| m/km || m/km ||  || 0.001 ||  || metre per kilometre || metres per kilometre || meter per kilometer || meters per kilometer ||  || ft/mi || [[Grade (slope)]]
|-
| mm/km || mm/km ||  || 0.000001 ||  || millimetre per kilometre || millimetres per kilometre || millimeter per kilometer || millimeters per kilometer ||  || in/mi || [[Grade (slope)]]
|-
| mm/m || mm/m ||  || 0.001 ||  || millimetre per metre || millimetres per metre || millimeter per meter || millimeters per meter ||  || in/ft || [[Grade (slope)]]
|}