Pressure Washing Chemical Injection — Sodium Hydroxide Degreasers and Sodium Hypochlorite Soft Wash (High-Pressure Burns, Chemical Aerosolization) — household safety profile
High riskPressure washing with chemical injection combines high-pressure water (1,500-4,000 PSI) with inline chemical metering of sodium hydroxide (NaOH, 3-12% in degreaser concentrates), sodium hypochlorite (12.5% pool-grade bleach for 'soft washing' at low pressure), or proprietary surfactant blends to clean building exteriors, concrete, decks, and commercial kitchen exhaust systems.
What is this product?
Pressure washing with chemical injection combines high-pressure water (1,500-4,000 PSI) with inline chemical metering of sodium hydroxide (NaOH, 3-12% in degreaser concentrates), sodium hypochlorite (12.5% pool-grade bleach for 'soft washing' at low pressure), or proprietary surfactant blends to clean building exteriors, concrete, decks, and commercial kitchen exhaust systems. This application method creates a dual hazard: mechanical high-pressure injection injury (water at 2,000+ PSI can penetrate skin and underlying tissue, causing deep-structure infection, compartment syndrome, and amputation) combined with chemical aerosolization of NaOH or NaOCl mist that drifts onto vegetation, vehicles, bystanders, and enters respiratory zones. The 'soft wash' method specifically uses high-concentration sodium hypochlorite (3-6% applied concentration from 12.5% stock diluted downstream) at low pressure for roof and siding cleaning — while lower injury risk from pressure, the hypochlorite concentration is 40-80 times stronger than household bleach, causing severe eye burns, chlorine gas generation on contact with organic matter, and destruction of landscape vegetation from overspray. Approximately 6,000 pressure washer-related injuries present to US emergency departments annually.
What's in it
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Chemical Injected Degreaser
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