Spring City is a town in Rhea County, Tennessee, United States. The population was 2,025 at the 2000 census. Spring City is located at 35Â°41â²22â³N 84Â°51â²50â³W / 35.68944Â°N 84.86389Â°W / 35.68944; -84.86389 (35.689422, -84.863885).
In general, MOST foam play flooring / mats are made with a material called EVA (ethylene vinyl acetate) which is a foam rubber compound. For a while now it has been viewed as a healthier alternative to PVC and the process of making it excludes the use of chlorine which can produce carcinogenic compounds called dioxins.
In its simplest and most common form, memory foam mattresses are generally manufactured using viscoelastic foam and consists of a three layered design. A typical 4 tier design. The topmost â Comfort Layer â is made of special materials which molds to the body shape when it comes into contact with body heat.