File:Lavafilter.jpg: Revision history

10 February 2023

• curprev 13:5613:56, 10 February 2023‎ Sophivorus talk contribs‎ m 346 bytes +11‎ Text replacement - "\| ?license ?= ?PD" to "| license = Public domain" undo

17 December 2022

• curprev 17:2617:26, 17 December 2022‎ Sophivorus talk contribs‎ m 335 bytes −6‎ Text replacement - "== ?Summary ?==↵([^=]+)↵+== ?Licensing ?==↵{{(.*)}}" to "$1 {{File data | license = {{subst:uc:$2}} }}" undo

2 October 2011

• curprev 08:1508:15, 2 October 2011‎ Chriswaterguy talk contribs‎ 341 bytes +52‎ (Note: also at wikipedia:File:Lavafilter.jpg.) undo

28 May 2011

• curprev 14:2914:29, 28 May 2011‎ KVDP talk contribs‎ 289 bytes +289‎ A constantly submerged lavafilter, used frequently in agricultural companies to allow a constant and pure water source for irrigation. The lavastone mass with waterpurifying-plants (Iris pseudacorus) is correctly dimensioned at 1/4th of the water mass.