Talk:Pyrotechnic valves

Wiki Education Foundation-supported course assignment
This article is or was the subject of a Wiki Education Foundation-supported course assignment. Further details are available on the course page. Student editor(s): MAR2391497. Peer reviewers: Amarpreetd.

Above undated message substituted from Template:Dashboard.wikiedu.org assignment by PrimeBOT (talk) 13:38, 18 January 2022 (UTC)