The 35-pound beams lock together to make a rigid base for the tower. The legs on the corners of the base adjust up and down over a 5-foot range to make up for uneven floor levels. The new, patented, Light Bulb Scaffoldâ¢ System is the solution to all your access problems.
Acid reflux is the most common cause of chronic laryngitis. But chronic laryngitis may be caused by more severe problems such as nerve damage, sores, polyps, cancer, or hard and thick lumps (nodules) on your vocal cords. The vocal cords are the vibrating elastic bands inside the larynx that produce your voice.
Laryngitis is an inflammation of the voice box, or larynx (say LAIR-inks), that causes your voice to become raspy or hoarse. Laryngitis can be short-term or long-lasting (chronic). Most of the time, it comes on quickly and lasts no more than 2 weeks.Chronic symptoms are those that last 2 weeks or longer.aryngitis can be caused by: 1  Colds or the flu. 2  This is the most common cause. 3  Acid reflux, also known as gastroesophageal reflux disease (GERD) . 4  Overuse of your voice, such as cheering at a sports event. 5  Irritation, such as from allergies or smoke. 6  Use of inhaled steroid medicines (such as those used to treat asthma).