Lighter and darker varieties of agave nectar are made from the same plants. Because of the low temperatures used in processing many varieties (under 118Â°F) raw foods enthusiasts generally regard agave nectar as a raw food.
On the other hand, green mucus is often an indication of a bacterial infection in the respiratory system, when accompanied by the following other symptoms: 1  nasal congestion. 2  high fever, especially when lasting more than 3 days. 3  sinus pain. 4  blood is present in the nasal discharge.
Green Sputum. Green mucus is indicative of a long-standing, possibly chronic, infection. The color is a result of the breakdown of neutrophils and the release of verdoperioxidase / myeloperioxidase, an enzyme that is present within these cells. It may also be seen in long standing non-infectious inflammatory conditions.rown or black sputum is an indication of âold bloodâ and the color may be due to the breakdown of red blood cells thereby releasing hemosiderin (from hemoglobin). Certain organic and non-organic dusts may also cause a brown to black discoloration of the sputum.