Lupus is an autoimmune disease. This means that the body's natural defense system (immune system) attacks healthy tissues instead of attacking only things like bacteria and viruses. This causes inflammation. Although some people with lupus have only mild symptoms, the disease is lifelong and can become severe.
Heat Settings for Fabrics. Use these basic iron temperature setting guidelines for your fabrics: acetate, 290 F; acrylic or nylon, 275 F; cotton, 400 F; linen, 445 F; polyester, silk or wool, 300 F; rayon, 375 F; triacetate, 390 F. For blended fabrics, use the lowest temperature recommended for the fibers in the blend.
How To Iron Polyester. 1  Wipe off the iron before using it. Use a clean cloth and clear water to clean the heating surface of the iron while it is cool. 2  Preheat the iron. Plug in the iron and set the heat at low to medium or a cool iron setting. Some irons will have a polyester setting on the dial.