From the American Institutes for Research, authors of indicators included Allison Gruner, Marianne Perie, Douglas Levin, Donald McLaughlin, David Rhodes, Janna Siegel, Gary Orfield of Harvard University, and Michael Ross of NCES. In addition, Arthur Evans and John Guarnera prepared tables
and drafted bullets for several of the indicators.
Many people have reviewed this volume and assignment help for students. Their ideas, high professional standards, discerning eyes, and commitment to quality are crucial to the quality and relevance of this volume.
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BIOS

BIOS B1,B2

PLA

Polymers produced by means of the classic chemical synthesis of polylactic acid PLA (polyester polymerized by lactic acid), using monomers from renewable sources.

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BIOS B3

Wheat and potatoes waste

Polymers directly coming/removed by biomass.They differ for source and restructuring process ( from starch,from corn scraps,from potato skin),from cereals without prior extraction of the starch and so on.

 

BIOS B5

PHA, PHB

Polymers produced by microorganism or bacteria that are completely natural. Up to today, this group of bio based polymers are mainly composed by polyhydroxyalkanoates (PHA,PHB, linear polyesters naturally produced by the bacteria fermentation of sugar or lipid).

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