No, not jade eggs, something useful for once which - if applied correctly - can also prevent fishy smells.
https://www.theguardian.com/business/2023/apr/11/tupperware-warns-could-go-bust-emergency-fundingMy wife is a great fan. (Whenever a piece of Tupperware leaves our household because a guest is taking something with her/him, my wife gets all restless until it has been safely returned.) And it is my conservative guess that we could go a long way stocking a Tupperware museum with exhibits if need be. That stuff - unlike lesser plastic ware - really is indestructible. And seals tight. We all know: Tupperware can't spill a leak ...
And don't forget to 'burp' it correctly!