Films and sheets made out of thermoset for use in the manufacture of circuit boards; Films and sheets made out of thermoplastics for use in the manufacture of circuit boards; Films and sheets made out of epoxy for use in the manufacture of circuit boards; Films and sheets made out of resin for use in the manufacture of circuit boards; General purpose silicone rubber sealant; O-shape rings; Rubber cords and laces; Rubber bars and rods; Rubber hose for use in connection with welding; Rubber sle...