Rihanna made and sung S.O.S.
No, kitchen sponges are typically made from synthetic materials like cellulose, plant fibers, or foam. They are designed for cleaning and are not made from real marine sponges that are used for filtering water in the ocean.
Foam.
Man made sponges or artificial sponges were developed first by the DuPont company. Sponges were manufactured first in 1940. They also invented nylon.
sponges are naturally grown in the ocean floor and then harvested and dried to be used.
Skeleton made up of spicule supports most sponges .
Synthetic (or man made) sponges were first developed and produced by Du Point in 1942.
The first sponges were natural. They are some of the oldest animals to ever live on earth.
rocks! im not kidding!
in the 1930's
1999 by Steven Hillenburg
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