Bile salts give stool its characteristic brown color. If there is decreased bile flow caused by a condition affecting your gallbladder, liver, or pancreas (such as cholecystitis, gallstones, giardia, hepatitis, chronic pancreatitis, or cirrhosis), there may be a lack of bile in stool, making them pale or clay colored.
The writer uses irony in the passage with the sense of purposes to it. This purposes includes, criticizing the adults, to sympathize the children and also to create a tragic situation in the passage. Firstly, the writer uses the technique irony to criticize the adult.
While some authors may use extended metaphor in several lines, other poets may use it throughout the entire poem. That kept so many warm. In this poem, Dickinson is creating a metaphor of hope through descriptions of a bird. The hope that is within the speaker is much like a bird that continues to fly inside her.