the measurement is volume
MG stands for milligrams in measurement.
tsp in measurement stands for teaspoon.
hectare
Liter (L) is a unit of measurement for volume.
Unit of Measurement
hectare
decimeter
the letter L can stand for a variable.
hg is a measurement of Vacuum measured in Inches of Murcury.
L would usually be a measurement for Litre.
metres (or miles)