_____ are made up of long chain molecules called polymers.

The first man-made plastic was created by _____ who publicly demonstrated it at the 1862 Great International Exhibition in London.

The material called _____ was an organic material derived from cellulose that could be molded once heated, and can retain its shape when cooled.

_____ is derived from cellulose and alcoholized camphor.

Who created celluloid in a strip format for movie film?

Who develop a standard marking code to help consumers identify and sort the main types of plastic?

_____ are light, durable, moldable, hygienic, and economic, making them suitable for a wide variety of applications including food and product packaging, car manufacturing, agriculture, and housing products.

_____ which harden when heated, are often used in electrical applications and are not suitable for recycling.

_____ is an artificial flower which opens when immersed in water.