Various other products from various other manufacturers are available at the open market but they all focus on the top-level situation of the fire and are not designed to interact with the internal fires within the burning materials itself.
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Some other products can cool as well but are not equipped to handle plastic (waste) fires due to the chemical composition of plastics and the reactions that are the results of the interaction of those products with the burning plastics and the immense heat that accompanies the internal fires.
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Flamblocker CF7 is specifically designed to interact with burning and smouldering plastic (waste) materials and maintains its cooling effect, even when confronted with 600+C fires that include oils, chemicals, plastics and bio-degradable materials.