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How to ensure the environmental protection of mahogany furniture when buying
In the eyes of ordinary people, mahogany furniture is often seen as expensive and crafted using a traditional mortise-and-tenon structure, which makes it an environmentally friendly choice. However, when substandard materials or non-compliant manufacturing processes are used, environmental issues can still arise. Experts suggest that to ensure the eco-friendliness of mahogany furniture, it’s best to customize the pieces and monitor the entire production process. This helps guarantee that the final product is both safe and reliable.
One of the key factors affecting the environmental impact of mahogany furniture is the cost of eco-friendly materials. Many production steps involve chemical components, especially in the use of adhesives. Some furniture is made with glue to compensate for weak joints in the mortise-and-tenon design. If urea-formaldehyde glue—known for its high formaldehyde emissions—is used, it can significantly increase the risk of non-environmental compliance.
The surface treatment of mahogany furniture typically involves either painting or waxing. If low-quality industrial paints or paraffin are used, this can also lead to environmental concerns. The "big paint" method involves applying lacquer and then polishing it repeatedly until it soaks into the wood. This process may take over ten layers to complete, creating a deep, integrated finish. Alternatively, hot waxing involves melting wax (often beeswax or a mix of beeswax, paraffin, and rosin) and applying it to the surface.
The quality of these materials varies greatly, and their prices can differ by more than ten times. Lacquer can cost hundreds of yuan per kilogram, while cheaper industrial paints are much less expensive. Similarly, natural beeswax is far pricier than regular paraffin. Although the appearance of different brands might look similar, their price differences often reflect the quality of the materials used. While these differences aren’t immediately visible, they can become apparent over time, leading to peeling, flaking, and potential health risks. Consumers are advised to ask about the materials used and consider testing them if necessary.
Unlike solid wood or panel furniture, mahogany furniture typically uses fewer adhesives due to its mortise-and-tenon construction, which generally avoids excessive formaldehyde emissions. However, the use of non-environmental materials during painting or waxing can still cause problems. According to Sun Shudong, director of the Furniture Inspection Laboratory at the National Furniture and Indoor Environmental Quality Supervision and Inspection Center, there have been cases where mahogany furniture required environmental testing. The standard method involves cutting samples from the furniture and analyzing them in controlled air conditions. Formaldehyde is the primary test item, and so far, no unqualified results have been found. However, paint and wax used in the process are not typically tested.
Industrial paints and waxes may contain harmful substances like benzene and heavy metals. Benzene is volatile and hard to detect once the furniture is finished. Heavy metals can remain on the surface and pose long-term health risks. Since there are few inspection standards for finished products and no specific tests for Accessories, consumers must be vigilant.
When purchasing, pay attention to the paint's texture. Industrial paints tend to create a glossy, patent leather-like finish that can peel easily if scratched. Natural lacquer, on the other hand, has a more uneven, textured surface. Observing the details where the furniture is most likely to be hit or worn can help identify the type of paint used.
Also, watch out for the waxing process. Inferior paints often have a strong smell, and some unscrupulous sellers may apply another layer of paint to mask it. To avoid this, consider customizing your furniture and monitoring the production process. Visit the workshop to observe the polishing and waxing stages, ensuring that only genuine and eco-friendly materials are used.
Lastly, be cautious of overly bright finishes after waxing. If the shine fades quickly or wears off easily, it could indicate the use of paraffin instead of beeswax. By being informed and proactive, you can make safer and more sustainable choices when buying mahogany furniture.