@archvibe81: How Ancient People Raised Koi Fish Without Ever Changing The Water 🐟😱 #engineering #fish #water #3danimation #learnontiktok

Proffesor Cartman :

would work but the fish would die, overcrowded, stunt growth, no aeration, and no space to explore, just spin in circles

ShinzoVoin :

my uncle and neighbor totally will lend me those stuff

OurDestinySeries :

because volcanic rocks are so easy to find

kyle :

Copper or bronze will kill fish btw

hotspot :

🎵 :

😁😁😁

Rogy_Tomaru :

Should i also borrow some screw from my aunt?