14 
Measuring units 
cm 
Centimetre 
eV 
Electron Volt 
g 
Gram 
hPa 
Hekto Pascal 
L or 1 
Litre 
m 
Metre 
Min 
Minute 
ml 
Millilitre 
mm 
Millimetre 
mM 
Millimolar 
ms 
Millisecond 
ng 
Nanogram 
Pg 
Pikogram 
ppb 
Parts per billion 
ppm 
Parts per million 
Pg 
Microgram 
|im 
Micrometre 
|ll 
Microlitre