Who was the first person to invent plastic, and what was their purpose for inventing it?

Who was the first person to invent plastic?

Alexander Parkes.

What was the purpose of Alexander Parkes in inventing plastic?

After testing interesting properties of natural rubber, Parkes started forming an idea of developing fully synthetic formula for a building material that could be easily molded while it is hot. In 1841 he received first patent for a method of waterproofing fabrics by thin coats of rubber.

mention the spill to the teacher clean the area and throw the broken pieces away

explanation:

why do the isotopes of a particular element behave differently in nuclear reactions but the same in chemical reactions? chemical reactions involve changes to electrons in an atom; isotopes do not differ in electrons, and so they react the same way during chemical changes.