Not only is blood being used in connection with modern medical practices, but it is reported that blood is now being used in a variety of products, such as adhesives for making plywood, particle board, hardboard, bottle crowns, furniture and musical instruments.
... Blood is also being used in polymerization of rubber compounds, insecticidal binder, settling compound for industrial waste treatment, clear water purification (paper industry), uranium purification, foaming agent for lightweight cellular concrete, fire foaming agent, wine clarifying agent, paper coatings and binders, paper flocculants and sizes, replacement of casein in latex emulsions, emulsified asphalt, cork composition, photoengraving platemaking solutions, leather-finishing operations, water-resistant binder of pigments for print dyeing on cotton cloth, fertilizers, animal foods, and amino acid production, such as histidine and histamine, for example.