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.
The symptoms of underactive thyroid. Hypo thyroid symptoms. What are the symptoms of underactive thyroid? An underactive thyroid is usually referred to as myxodema or hypothyroidism and can be identified by the hypo thyroid symptoms that you will find on this page. Keep the following in mind as you read through the symptoms of underactive thyroid on this page: