Packaging technology
The recycling symbol, familiar to packaging designers, features three arrows looped into a triangle to signify recyclability. Many people are unaware that the numbers inside the triangle represent different materials.this arrow symbol indicates that the product or its packaging is made from renewable materials, which are beneficial for the environment and Earth protection. The symbols differ across countries, with Japan and South Korea using square shapes, and Europe and America using triangle shapes, but all with arrowed circular design.