Raisins

Iran, as third biggest producer and exporter of raisin, produces four major types of raisin:
  1. Thompson seedless raisin is sun-dried raisin, color range light brown to very dark brown.
  2. Sultana seedless raisin is dried using sun light and allowed chemical compounds, light brown color.
  3. Golden seedless raisin is dried using sun light and chemical compounds, yellow color.
  4. Green long raisin is dried using sun light and allowed chemical compounds, green color.