Final answer:
Special information, laws, and regulations can be provided on signs shaped like diamonds, particularly the hazard diamond in the context of chemical safety, which summarizes dangers associated with chemicals.
Step-by-step explanation:
The question pertains to the identification of special laws, regulations, or important information as highlighted by traffic signs or labels in various shapes. When it comes to chemical safety, an identifiable symbol representing hazards is the hazard diamond, also known as the fire diamond. This symbol is typically seen on containers of chemicals and provides a quick reference guide to the risks associated with a substance, including flammability, reactivity, health hazards, and other special indications. Special laws, regulations, or important information on road traffic signs can also employ different shapes, such as diamonds, rectangles, and squares. However, the hazard diamond specifically refers to chemical safety and is relevant to everyday life in chemistry.