Cercetătorii care au elaborat acest studiu arată că, în prezent, principala piedică în calea utilizării biocombustibilului la scară largă este lipsa stabilității unei surse care să implice mai puține costuri de prelucrare. Noile date au arătat că zațul de cafea conține între 11 și 20 de procente de ulei, aproximativ la fel ca și rapița sau soia, iar cantitatea de zaț produsă anual, în lume, ar putea acoperi o parte importanta a producției de biocombustibili.
Spre deosebire de variantele clasice, biocombustibilul pe bază de cafea miroase mai bine și are avantajul de a fi mai stabil, datorită conținutului ridicat de antioxidanți. Cercetătorii estimează că acest proces poate genera un profit de până la 8 milioane de dolari anual. O mică fabricî pilot va fi construită îin următoarele șase luni, pentru a testa și îmbunătăți procesul de fabricație, susține descoperă.ro.
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