Rinse after thawing and before eating. To freeze for future cooking, place the berries in a rigid covered container with one inch of space for expansion. If you plan on serving them in the future in their thawed, uncooked state, pack them in a syrup made of 4 cups water plus 3 cups sugar, seal and freeze. For crushed or pureed blueberries, add 1 to 1-1/2 cups sugar for each quart. Frozen blueberries will keep for a year at 0 degrees F.
Furfural is an organic compound derived from a variety of agricultural byproducts, including corncobs, oat, wheat bran, and sawdust. The name furfural comes from the Latin word furfur, meaning bran, referring to its usual source.Furfural is a heterocyclic aldehyde, with the ring structure shown at right. Its chemical formula is O C 4 H 3 CHO. It is a colorless oily liquid with the odor of almonds, which quickly darkens when exposed to air.he name furfural comes from the Latin word furfur, meaning bran, referring to its usual source. Furfural is a heterocyclic aldehyde, with the ring structure shown at right. Its chemical formula is O C 4 H 3 CHO. It is a colorless oily liquid with the odor of almonds, which quickly darkens when exposed to air.
Carbofuran is one of the most toxic carbamate pesticides. It is marketed under the trade names Furadan, by FMC Corporation and Curater, among several others.It is used to control insects in a wide variety of field crops, including potatoes, corn and soybeans.It is a systemic insecticide, which means that the plant absorbs it through the roots, and from here the plant distributes it throughout its organs where insecticidal concentrations are attained.t is used to control insects in a wide variety of field crops, including potatoes, corn and soybeans. It is a systemic insecticide, which means that the plant absorbs it through the roots, and from here the plant distributes it throughout its organs where insecticidal concentrations are attained.