| 摘要 |
Temporary marking compositions for producing colors upon contact with a surface, especially one covered in snow or ice, are disclosed. The compositions contain water-soluble salts or a mixture of water-soluble salts, colorant and water. The compositions may include a stabilizer, an extender, additional antifreezes, anti-bacterial/anti-fungus agents and other ingredients. The compositions may contain only antifreezes such as alcohol, glycerol and propylene glycol or combinations of the salts and/or other antifreezes. The methods of marking are disclosed.
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