metre = 1e2
meter = metre
cm = metre / 1e2
mm = metre / 1e3
um = metre / 1e6
nm = metre / 1e9

second = 1e3
ms = second / 1e3
Hz = 1 / second

voltage = 1e3
mV = voltage / 1e3

ampere = 1e6
mA = ampere / 1e3
uA = ampere / 1e6
nA = ampere / 1e9

farad=1e6
uF = farad/1e6
ufarad = uF

siemens = 1e3
mS = siemens / 1e3
msiemens = mS
nS = siemens / 1e9
nsiemens = nS
