What are the 'nooses of death' and what is achieved by overcoming them, according to the text?

As detailed in Chapter 37, the 'nooses of death' are not physical but spiritual: Adharma (unrighteousness), ignorance, anger, and hatred. These are the forces that bind a soul. The text explains that he who manages to cross these entirely enters the heavenly world. This is not a geographical heaven but a state of consciousness described as the Vairaj, or the Cosmic Self-form, which is free from all mental grief. This divine state is characterized by the absence of disease, worry, sorrow, hunger, thirst, and the fear of old age or death, where the soul can move about completely fearlessly.