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Class A fire extinguisher retardants, which typically use water-based solutions, often require the most aggressive cleaning methods due to their residue, which can include ash, char, and other combustibles. These residues can be sticky or difficult to remove if left untreated. In contrast, Class B and C extinguishers, which use foam or CO2, may leave less mess and can often be cleaned with less intensive methods. Proper cleaning is essential to prevent corrosion or damage to surfaces affected by the extinguishing agents.

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1mo ago

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