What was the first man made material?

answer:

The first man-made plastic was created by Alexander Parkes who publicly demonstrated it at the 1862 Great International Exhibition in London. The material, called Parkesine, was an organic material derived from cellulose that, once heated, could be molded and retained its shape when cooled.

Explanation:

“a committee reviews the bill and marks it up to make it more viable and to reflect interests