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Plastic pollution is the accumulation of plastic objects and particles (e.g. plastic bottles, bags and microbeads) in the Earth's environment that adversely affects humans, wildlife and their habitat.
585g of plastic sequestered into an ecobrick. - Ecobrick and photo by Aang Hudaya, Bogor, Indonesia. Plastic sequestration is a means of plastic waste management that secures used plastic out of industry and out of the environment into reusable building blocks made by manual compaction.
Plastic recycling is the processing of plastic waste into other products. [1] [2] [3] Recycling can reduce dependence on landfills, conserve resources and protect the environment from plastic pollution and greenhouse gas emissions.
The word plastic derives from the Ancient Greek πλαστικός (plastikos), meaning 'capable of being shaped or molded'; in turn, it is from πλαστός (plastos) meaning 'molded'. [10]
Biodegradable plastics are commonly used for disposable items, such as packaging, cutlery, and food service containers. [13]In principle, biodegradable plastics could replace many applications for conventional plastics.
Polymeric crystals of PHB observed by polarizing optical microscope. Polyhydroxybutyrate (PHB) is a polyhydroxyalkanoate (PHA), a polymer belonging to the polyesters class that are of interest as bio-derived and biodegradable plastics. [1]
Hoarder house. A hoarder house (ごみ屋敷, gomi yashiki, garbage mansion), or "garbage house", is a term in Japan for a building (mainly a residence) or a piece of land that is not intended to be a refuse dump, but where garbage is left piled up.
Figure 1. Bingham Plastic flow as described by Bingham. Figure 1 shows a graph of the behaviour of an ordinary viscous (or Newtonian) fluid in red, for example in a pipe. If the pressure at one end of a pipe is increased this produces a stress on the fluid tending to make it move (called the shear stress) and the volumetric flow rate increases proportionally.