Phosphorus is a chemical element that is found naturally in air, rocks, soil and organic materials. It is essential for life, and one of the main chemicals necessary for plant growth. As a result, the biggest use of phosphorus is in artificial fertilizers.
When gangrene affects your skin, signs and symptoms may include: 1  Skin discoloration â ranging from pale to blue, purple, black, bronze or red, depending on the type of gangrene you have. 2  A clear line between healthy and damaged skin. 3  Severe pain followed by a feeling of numbness.
What Are the Symptoms of Goiter? The symptoms of a goiter include: Swelling at the front side of the base of the neck, ranging from a small lump to a general enlargement. If you have hyperthyroidism (an overactive thyroid gland), symptoms may also include weight loss despite an increased appetite, an increased heart rate, elevated blood pressure, nervousness, diarrhea, muscle weakness, and hand tremors.