xx
List of Acronyms/Abbreviations
PET
polyester (polyethylene terephthalate)
PGM
platinum group metal
pH
negative logarithm, base 10, of hydrogen ion concentration
PTE
periodic table of elements
RNA
ribonucleic acid, structural element of the cytoplasm and cell nucleus
SEL
safe element level
SEM
simultaneously extracted metal
SOM
soluble organic matter
TAV
trigger action value
TEL
threshold effects level
TET
total element level
UK
United Kingdom
US EPA Environmental Protection Agency
WHO
World Health Organization
yr
year