27/09/2023
Differences you must need to know!
Biodegradable and compostable are terms often used to describe materials that break down in the environment, but they have distinct differences:
Biodegradable:
Biodegradable materials are those that can naturally decompose and break down into simpler substances over time when exposed to environmental conditions, such as sunlight, moisture, and microorganisms.
Biodegradation may occur relatively slowly, and the term "biodegradable" does not specify a specific timeframe for decomposition.
Biodegradable materials can break down into smaller pieces, which may still persist in the environment as litter or microplastics, depending on the material and the conditions in which it degrades.
There is no standardized certification process for labeling something as biodegradable, which can lead to confusion and potential greenwashing.
Compostable:
Compostable materials are a subset of biodegradable materials that are specifically designed to decompose quickly and completely in a controlled composting environment, typically within a few months.
Composting is a natural biological process where organic materials are broken down into nutrient-rich compost, which can be used to enrich soil and support plant growth.
To be considered compostable, a material must meet specific standards and certifications, such as ASTM D6400 (for industrial composting) or ASTM D6868 (for home composting). These standards ensure that the material breaks down into non-toxic components and does not leave harmful residues.
Compostable materials are generally not suitable for disposal in regular landfills because they require specific conditions to decompose properly.
In summary, while both biodegradable and compostable materials break down in the environment, compostable materials are designed to break down quickly and completely under controlled composting conditions. Biodegradable materials, on the other hand, may break down more slowly and may not meet the specific criteria for compostability. It's essential to look for third-party certifications when choosing compostable products to ensure they meet the necessary standards for environmental sustainability.
