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Is more expensive than its non-biodegradable counterpart; Source of starch can be problematic (competition against food use, rainforests being cleared to grow crops for bioplastics) Fossil fuels are burned and CO 2 produced in the agricultural production process.
Disposable plastic cups made from biodegradable plastic. Biodegradable plastics are plastics that can be decomposed by the action of living organisms, usually microbes, into water, carbon dioxide, and biomass. [1] Biodegradable plastics are commonly produced with renewable raw materials, micro-organisms, petrochemicals, or combinations of all ...
In typical parlance, the word biodegradable is distinct in meaning from compostable.While biodegradable simply means an object is capable of being decomposed by bacteria or other living organisms, "compostable" in the plastic industry is defined as able to decompose in aerobic environments that are maintained under specific controlled temperature and humidity conditions.
More than 150 different monomers can be combined within this family to give materials with extremely different properties. PHA is more ductile and less elastic than other plastics, and it is also biodegradable. These plastics are being widely used in the medical industry.
The process of engineering more environmentally acceptable packages can include consideration of the costs. [36] Some companies claim that their environmental packaging program is cost effective. [37] Some alternative materials that are recycled/recyclable and/or less damaging to the environment can lead to companies incurring increased costs.
In theory, laundry detergent sheets take less fuel to ship and can be made from biodegradable materials. However, some brands like Earth Breeze are made in China so the energy savings are ...
Biodegradable polymers are mostly plant-base materials, which means they originally come from organic source like soybean or corn. These organic plants have the chance to be sprayed with pesticides which contain chemicals which can contaminate the crops and be transferred into the final finished product.
South Florida researchers trying to prevent predatory fish from devouring laboratory-grown coral are grasping at biodegradable straws in an effort to restore what some call the rainforest of the sea.