Ser_(unit)
Ser (unit)
Obsolete Indian unit of dry volume
A ser is an obsolete unit of dry volume[1] in India. In 1871 it was defined as being exactly 1 litre. After metrication in the mid-20th century, the unit became obsolete. It was the unit in pre-modern India which was so close to the metric values of volume approx equal to a litre.