Knowledge

I. Ventilation Requirements Work must be carried out in an open, well-ventilated outdoor area or a workspace with forced exhaust ventilation. Work in

I. Targeted Cleaning Based on Residue Status Undried Liquid Residue: For water-based paint, rinse repeatedly with clean water and a stiff brush. Fill

I. Preliminary Classification and Verification: Each waste paint can is inspected individually, separating those with hazardous residues from complete

I. Pre-construction Safety Inspection 1. Confirm that there are no residual paint, thinner, or other flammable and explosive substances inside the can

1. Pre-cleaning to Remove Large Residues: First, pour out all remaining liquid paint from the can and collect it. Use a special scraper to scrape off

1. Label and cleaning instructions verification: Check the original product label on the can. If it indicates that mineral oil/paint thinner is requir

1. Visual Inspection: Open the can and observe the inner wall. Confirm there is no obvious wet paint, clumped paint film, or sticky residue. The inner

I. Pre-Recycling Safety Inspection 1. Confirm that there is no residual paint, thinner, or other flammable or explosive substances inside the can. Do

I. Pre-treatment to Reduce Risk 1. In a well-ventilated area, allow the remaining paint inside the can to dry completely. For oil-based paint, add a s

1. Health Hazards: Residual paint releases harmful components such as benzene and formaldehyde, which can irritate the respiratory tract, causing coug

1. Visual Inspection: Under natural light, tilt the container and observe the inner wall, bottom, and edge seams for any paint residue, color patches,

I. Thorough Cleaning Steps by Type 1. Thorough Cleaning of Water-Based Paint Cans: While still wet, rinse repeatedly with plenty of water. Fill the ca