The most common cause of a goiter is lack of iodine, ...Even with the right amount of iodine, the thyroid gland can swell, creating a goiter. This can occur in any type of thyroid disease, including hyperthyroidism, hypothyroidism, thyroiditis, and thyroid cancer.
Shock treatment powder bags. Skim off whatever algae you can from the pool using a pool skimmer. Scrub the inside edges and walls of the pool with an algae brush to dislodge stuck algae. Purchase sufficient amounts of algaecide, as noted in the instructions on the bag, that match the total gallons of water in the pool.
4. Vacuum The Algae OUT. Fill up your pool with fresh water to the very top. Hook up your manual vacuum cleaner (do not use an automatic vacuum for this) and turn your filter to waste, not backwash. Mustard algae can live in your filter, so you donât want to vacuum the algae through your system. Since you are vacuuming the water directly out of your pool, you are going to lose some water. Thatâs why recommend filling your pool up to the top, before you vacuum, to compensate for water loss.