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The first sponges were natural. They are some of the oldest animals to ever live on earth.
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∙ 11y ago
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Who invented the man made sponge?
Man made sponges or artificial sponges were developed first by the DuPont company. Sponges were manufactured first in 1940. They also invented nylon.
When were kitchen sponges invented?
Synthetic (or man made) sponges were first developed and produced by Du Point in 1942.
Which type of organism developed first vertebrates or chordates or sponges or Deuterostomes?
sponges -apex
What are man made sponges made of?
Foam.
Are kitchen sponges made up of the real marine sponges?
No, kitchen sponges nowadays are usually made from cellulose or synthetic plastics. Real marine sponges were used by early Europeans to also clean, but it was stopped due to overfishing that almost brought the sponges to extinction.
How are sponges made?
sponges are naturally grown in the ocean floor and then harvested and dried to be used.
What network supports most sponges?
Skeleton made up of spicule supports most sponges .
What are SOS brand sponges made of?
what is s.o.s made sponge made of
What did people use to use for bath sponges instead of the man made sponges?
rocks! im not kidding!
When were yellow sponges made?
in the 1930's
When was sponges made?
1999 by Steven Hillenburg
What type of rock is leeds made out of?
sponges
