2) Food grade medical grade industrial grade gelatin from different bloom.
Gelatin is nearly tasteless and odorless. Physical and chemical properties noted: colorless or slightly yellow transparent brittle odorless tasteless sheets flakes or powder; soluble in hot water glycerol and acetic acid; and insoluble in organic solvents. Gelatin swells and absorbs 5-10 times its weight of water to form a gel in aqueous solutions between 30-35degree C. These gels have increasing viscosity under stress and are thermally reversible. Gelatin has a unique protein structure that provides for a wide range of functional properties .