Question 1

What is a modius?

Accepted Answer

A modius was a Roman dry measure of about 8.7 liters. Used for grains. Related to English peck.

Question 2

How was the modius used in Rome?

Accepted Answer

Grain rations for soldiers and citizens were measured in modii. A legionary received about 3 modii of grain monthly.

Question 3

Are US and UK gallons the same?

Accepted Answer

No! US gallon = 3.785 liters. UK (Imperial) gallon = 4.546 liters. UK gallon is about 20% larger. Same applies to pints and fluid ounces.

Question 4

What's the most accurate way to measure volume?

Accepted Answer

For precision: measure by weight and convert using density. For liquids at eye level: read at the bottom of the meniscus curve.

Modius to Liters Volume Converter - Free Online Tool

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