What is sugar? And what are the most common ag. sources of regular sugar?

A sweet crystalline substance obtained from various plants, esp. sugar cane and sugar beet, consisting essentially of sucrose, and used.

They are most commonly used from sugar cane and sugar beet.

How is sugar made?

The plant makes it through photosynthesis which gets extracted from the plant.

Some others facts about sugar

168 million tons were produced in the world in 2011.

The average person consumes about 24 kg of sugar a year.