What is common between liquids and gases. Gases are similar to liquids in that they flow; hence, both are called fluids. The primary different between gases and liquids is the distance between molecules. In liquids, the molecules are close together, where they c ontinually experience forces from surrounding molecules.
Injera is usually made from the tiny, iron-rich teff. However, teff production is limited to certain middle elevations and regions with adequate rainfall, so it is relatively expensive for the average household.
Arabica is a variety of coffee plant from which coffee beans are harvested; in the same way that Shiraz is a variety of vine from which grapes are harvested for producing wine. There are several varieties of coffee plant, but only two varieties are grown commercially: Arabica and Robusta.rabica is a variety of coffee plant from which coffee beans are harvested; in the same way that Shiraz is a variety of vine from which grapes are harvested for producing wine. There are several varieties of coffee plant, but only two varieties are grown commercially: Arabica and Robusta.