He pointed to the smokestack overlooking the rutted dirt path winding past corn and red chili peppers hanging to dry. "We didn't have any awareness of what lead could do."

In addition, the winding array of columns also lead fluid circulation with repetitive rhythm.

Radial lead coil, single or multi-layer winding on ferrite core, coating by epoxy resin. Products can be taped or packed in viny bangs.