From: Antonio Carlos M. de Queiroz[SMTP:acmq-at-compuland-dot-com.br] Sent: Wednesday, November 19, 1997 12:59 PM To: Tesla List Subject: Re: Toroid Design Features Hi. Can someone post the details on how spun metal toroids, or spheres, are made? Or give me directions on how to find out? -- Antonio Carlos M. de Queiroz