when we look at the dirty water, we felt disgusting but after the process the dirty water become very CLEAN!!!
by: Yooka
Its so fun that we can see the process of filtration in a factory way and how to distribute! by KaSsie
when we look at the dirty water, we felt disgusting but after the process the dirty water become very CLEAN!!!
ReplyDeleteby: Yooka
ReplyDeleteIts so fun that we can see the process of filtration in a factory way and how to distribute!
ReplyDeleteby KaSsie