The open circulatory system is a system in which a fluid in a cavity called the hemocoel bathes the organs directly with oxygen and nutrients and there is no distinction between blood and interstitial fluid; this combined fluid is called hemolymph or haemolymph.
Be sure to pre-heat dryer. The heat set with an iron it's important to note that temperatures vary from iron to iron. When using an iron, pre-heat iron to maximum temperature safe for fabric. Place aluminum foil on ironing board and the painted side of the fabric down. Press against the backside for at least 15-25 seconds per square foot.
To create your shades, follow these steps: Cut your fabric to the appropriate size. For a 30-x-60-inch window, use a 32-x-76-inch piece of fabric. Hem the sides of your shade fabric by pressing the fabric on each side 1/2 inch and folding in another 1/2 inch, and then sewing along the edges.