... of different districts, we develop many kinds of snow melting agent with the characters of quick and perennial, and the usage ... granule or flake, liable to absorb moisture, contains unsolvable anti-slip materials, and not suitable for liquid sprayingDiameter:1-5.5mm ... or flake, liable to absorb moisture, contains unsolvable anti-slip materials, and not suitable for liquid sprayingDiameter:1-5.5mm ...