Plastic is made through a process called polymerization,

Feedstock: The raw materials for plastic production are typically derived from petrochemicals, like crude oil or natural gas. These materials are refined into specific chemicals used as monomers

.Polymerization: The selected monomers are then subjected to a chemical reaction. This can be done through various methods, including heat, pressure, or catalysts. This process links the monomers together, forming long chains.Additives: To achieve specific properties, various additives are mixed into the polymer. These additives can include plasticizers (to make it more flexible), stabilizers (to prevent degradation), colorants, and more.Processing: The resulting polymer is typically in the form of pellets or granules. These are melted and shaped into the desired form using methods like extrusion, injection molding, or blow molding.Cooling and Solidification: The molten plastic is cooled to solidify it into the final shape. Cooling methods can vary depending on the manufacturing process.Final Product: Once cooled and solidified, the plastic takes on its final form, whether that's a bottle, a sheet, or any other plastic product.It's worth noting that there are various types of plastics, each with its own specific monomers, additives, and production processes, which result in a wide range of plastic products with different properties and uses.