Yes, you can use black fiberglass tissue to make your own furniture. Fiberglass is known for its strength and durability, making it a suitable material for various furniture applications. It can be molded into different shapes and can be used in combination with other materials like resin to create unique furniture pieces. However, it's important to note that working with fiberglass requires proper safety measures, such as wearing protective gear and working in a well-ventilated area, due to the potential health risks associated with fiberglass dust and fumes.