The article discusses how individuals can "grow" their own "Petrol Pets" by using a method that involves converting waste plastics into usable fuel. This process involves collecting plastic waste, shredding it into small pieces, and then heating it to high temperatures to break it down into gas and liquid fuel. The gas can be used to power a generator, while the liquid fuel can be used in vehicles. The article highlights the benefits of this method, including reducing plastic waste and creating a sustainable source of fuel. It also emphasizes the importance of taking steps to reduce plastic pollution and combat climate change. Overall, the article provides a practical and innovative solution for individuals to create their own fuel using waste plastics.