There are also filaments that can be dissolved - they're mainly used for support
structures, but could also be used for 'lost-wax' casting.
From: "cctalk" <cctalk at classiccmp.org>
To: "cctalk" <cctalk at classiccmp.org>
Sent: Wednesday, December 19, 2018 2:31:02 PM
Subject: Re: OT RE: 3D printer $179.99 (today ONLY) (Was: 8-Update
On Wed, 19 Dec 2018, Jay West wrote:
Some are casting metal parts by 3d printing molds.
Besides printing molds, I have heard that there is now a filament
available that can be melted out/away, for a variant of lost-wax
[sandbox?] casting.