Inquiry (采购产品): surgical rubber i need to know if you have avalible for your surgical rubber tubing products the elastic potential energy: spring constant that is measured in Newtons per meter. **** Hidden Message ***** Evan hudspeth maryville, TN 37803 USA Company: maryville high school Phone: 865-742-5399 E-mail: neonturlte@rocketmail.com **** Hidden Message ***** neonturlte@rocketmail.com