The main components of high-voltage electric transmission lines and associated facilities include: Transmission towers are the most visible component of the power transmission system. Their function is to keep the high-voltage conductors (power lines) separated from their surroundings and from each other.
It is not surprising then that some of the symptoms of hyperthyroidism are nervousness, irritability, increased perspiration, heart racing, hand tremors, anxiety, difficulty sleeping, thinning of your skin, fine brittle hair and weakness in your musclesâespecially in the upper arms and thighs.
1 Hyperthyroidism: an overactive thyroid gland produces too much thyroid hormone in the body; causes of hyperthyroidism include Graves disease, nodules, goiters, thyroiditis.ommon symptoms of hyperparathyroidism can include: increased thirst and urination, kidney stones, osteoporosis, weakness, fatigue and depression, nausea, vomiting, loss of appetite, abdominal pain, and constipation, impaired thinking and loss of memory, heartburn and high blood pressure.