63 Speed of light = 6.799e+10 Kilometer per Hour

Sound

22 Decibel a weighted

22 Decibel

dB(A) → dB

Acceleration

14 Gal

0.14 Meter per Second Squared

Gal → m/s²

Pressure

80 Millibar

8,000.00 Pascal

mbar → Pa

Density

18 Gram per Cubic Centimeter

18,000.00 Kilogram per Cubic Meter

g/cm³ → kg/m³

Electric charge

90 Abcoulomb

900 Coulomb

abC → C

Photography

31 Lux Second

0.51666667 Lux minute

lx·s → lx·min