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.
1 Once you are done soaking fabric in dye, drain water/ dye solution out of your bucket, begin to rinse fabric in hot water, continue until water starts to run clean. 2  Add a bit more detergent, stir that around, and then rinse again. 3  Line dry if possible or lay on a drying rack. Wash fabric with a little bit of laundry detergent (make sure it doesnât have fabric softener in it,) Rinse well, and try to wring water out as best you can. 2  Fill bucket about 2/3 rd âs of the way full with hot water from sink. 3  Add 1 cup salt. 4  Add Rit liquid dye. 5  Stir well.