Hemoglobin is the iron-bearing and oxygen-carrying component of red blood cells. The normal value for hemoglobin varies by age and gender. Anemia is generally considered when hemoglobin concentrations fall below 11 g/dL for pregnant women, 12 g/dL for non-pregnant women, and 13 g/dL for men.emoglobin is the iron-bearing and oxygen-carrying component of red blood cells. The normal value for hemoglobin varies by age and gender. Anemia is generally considered when hemoglobin concentrations fall below 11 g/dL for pregnant women, 12 g/dL for non-pregnant women, and 13 g/dL for men.
A soil pipe is a PVC or cast iron pipe used in plumbing installations to remove soiled or contaminated water from toilets. Soil pipes differ from normal waste water removal pipes in that they are generally of a larger diameter and are designed specifically to remove solid waste from toilets.
Sections of the stack. A combination of vertical pipes with fittings forms the stack in a plumbing waste system. It is used for waste disposal and venting. The main stack is composed of three sectionsthe soil stack, waste stack, and vent stack.A soil stack carries waste disposal from water closets. Start at the building sewer pipeline and work towards the place where stack will be installed. 2  Set the pipe to a grade slope of inch per foot with a carpenters level. 3  The slope will rise from the building sewer line to the stack. 4  Support the pipe at each connection to maintain the grade slope.