synthetic compound synthetic compounds synthetic crude synthetic data synthetic derivatives synthetic detergents synthetic diamond synthetic diamonds synthetic drug synthetic drugs synthetic dyes synthetic elastomers synthetic element synthetic estrogen synthetic example synthetic examples synthetic fabric synthetic fabrics synthetic fertilizer synthetic fertilizers synthetic fiber synthetic fibers synthetic fibre synthetic fibres synthetic filament synthetic foam synthetic food synthetic form synthetic forms synthetic fragrances synthetic fuel synthetic fuels synthetic gas synthetic gene synthetic graphite synthetic grass synthetic hair synthetic heroin synthetic hormone synthetic hormones synthetic human synthetic ice synthetic image synthetic images synthetic index synthetic ingredients synthetic intermediate synthetic intermediates synthetic latex synthetic leather synthetic life synthetic lubricant synthetic lubricants synthetic marijuana synthetic material synthetic materials synthetic medium synthetic method synthetic methodology synthetic methods synthetic mica synthetic molecule synthetic molecules synthetic motor synthetic oil synthetic oils synthetic oligonucleotide synthetic oligonucleotides synthetic opioid synthetic opioids synthetic or artificial synthetic or natural synthetic or semi-synthetic synthetic organic synthetic organic chemistry synthetic origin synthetic paper synthetic pathway synthetic pathways synthetic peptide synthetic peptides synthetic pesticides synthetic plastic synthetic plastics synthetic polyisoprene synthetic polymer synthetic polymeric synthetic polymers synthetic polypeptide synthetic polypeptides synthetic procedure synthetic procedures synthetic process synthetic processes synthetic product synthetic products synthetic protein synthetic pyrethroids synthetic resin