Phuputso e ncha e tsoang Univesithing ea Cincinnati e fana ka maikutlo a hore baahi ba toropo ea khale ea Mayan ea Tikal e merung ea Guatemala ba sebelisitse liminerale ho hloekisa metsi matamong a bona. Ka mantsoe a mang, Ma-Mayane a thehile sistimi ena ea ho hloekisa metsi hoo e ka bang lilemo tse 2,000 XNUMX pele ho sebelisoa lits'ebetso tse tšoanang Europe, e leng se etsang hore e be o mong oa litsamaiso tsa khale ka ho fetisisa tsa kalafo ea metsi lefatšeng.
Litsamaiso tsa khale ka ho fetisisa tsa kalafo ea metsi tsa Mayans
Kajeno, batho ba bangata ba sebelisa li-filtara ho tlosa litšila ka metsing. Joale, sehlopha sa lipatlisiso se fumane hore Tikal, Mayans a se a ntse a sebelisa sistimi ea ho sefa metsi ka sepheo se ts'oanang. Sehlopha sa bafuputsi ba mefuta e mengata ho tsoa ho Univesithi ea Cincinnati, e entsoeng ka litsebi tsa thuto ea batho, litsebi tsa jeokrafi le litsebi tsa baeloji, e sibolotse hore baahi ba mehleng ea toropo ea Tikal e kileng ea e-ba matla (eo lithako tsa eona tse khahlisang li hlahang merung ea Guatemala) ba hahile li-filters tsa metsi ba sebelisa thepa e tsoang kantle ho libaka tse hole haholo. Baepolli ba lintho tsa khale ba fihletse qeto ena kamora ho fumana bopaki ba sistimi e tsoetseng pele ea li-filtha tsa tlhaho letamong la Corriental, e leng e 'ngoe ea matamo a mahlano a metsi a nooang a Tikal.
Metlhotlo ea tlhaho
Bafuputsi ba fumane quartz ea crystalline le zeolite e Tikal, leha liminerale tsa morao-rao li fumanoe feela letamong la Corriental. Quartz e fumanoang lehlabatheng le mahoashe le zeolite, e leng motsoako oa kristale o entsoeng ka silicon le aluminium, e theha sefe ea tlhaho ea limolek'hule. Ho khetholla zeolite le crystalline quartz libakeng tsa polokelo ea metsi ea Corriental, bo-rasaense ba ile ba etsa tlhahlobo ea X-ray (mokhoa o sebelisetsoang ho fumana tlhophiso ea liathomo kahare ho kristale).
Ha e le hantle, mefuta ena ea mefuta ea tlhaho e ka be e tlositse likokoana-hloko tse kotsi, metsoako e nang le naetrojene, tšepe e boima joalo ka mercury le chefo e 'ngoe e tsoang metsing, ho latela Kenneth Barnett Tankersley, moprofesa ea amanang le Anthropology Univesithing ea Cincinnati ebile e le mongoli ea etelletseng pele thuto, e phatlalalitsoeng koranteng Lipuo tsa Scientific.
Ho ea ka mofuputsi, “Ho khahlisang ke hore sistimi ena e tla tsoelapele ho sebetsa kajeno mme ma-Mayane ba e fumane lilemong tse fetang 2,000 tse fetileng. Ba thehile mokhoa ona oa ho sefa metsi lilemong tse ka bang likete tse peli pele ho sebelisoa mekhoa e tšoanang Europe, e leng se etsang hore e be o mong oa mekhoa ea khale ka ho fetisisa ea ho hloekisa metsi lefatšeng. ”
Ebile, ho Ma-Mayane a khale, ho fumana mekhoa ea ho fumana le ho boloka metsi a hloekileng ho ne ho le bohlokoa haholo. Joalo ka litoropo tse ling tsa Mayan, Tikal e ne e hahiloe holim'a lejoe la mokoetla le nang le mafura le neng le thatafalletsa batho ho fumana metsi a nooang boholo ba selemo, nakong ea komello. Kahoo ba ne ba se na boikhethelo bo fokolang kapa ba se na boikhethelo ntle le ho sebelisa matamo a litšila a tlhaho, a ka bang kotsi bophelong ba bona ka nako e le ngoe.
Bafuputsi ba lumela hore sistimi ena ea karafo e na le quartz le zeolite li ka be li sirelelitse Ma Mayane a khale ho baktheria e kotsi le chefo e meng e neng e ka etsa hore batho ba noang ho tsoa letamong ba kule. "Mohlomong e ne e le ka bohlale bo bohlale bo matla bo ileng ba etsa hore Bamaya ba khale ba bone hore thepa ena e ne e amahanngoa le metsi a hloekileng 'me ba etsa boiteko bo itseng ba ho e tlisa toropong ea bona," ho bolela bafuputsi. Empa taba ea hore Ma Mayane a fumane tsebo e tsoetseng pele joalo ea limolek'hule e ntse e le taba e tsekisano.
Metsi a nooang, ke karolo ea bohlokoa
Ho fihlela kajeno, lipatlisiso tse ngata mabapi le taolo ea metsi ea khale li lekile ho hlalosa hore na tsoelo-pele e ne e boloka, e bokella kapa e khelosa metsi joang. Boleng ba metsi a nooang ho lula ho le thata ho sebetsana le bona. Phuputso ena e butse lethathamo lena la lipatlisiso ka ho supa boleng ba mohloli oa metsi le hore na o ka be o thehiloe le ho bolokoa joang. Ehlile, ho aha bocha maphelo, litloaelo le tšusumetso ea tsoelo-pele ho tloha lilemong tse likete tse fetileng ho thata. “Ha re na bopaki bo felletseng, empa re na le bopaki bo matla bo mabapi le maemo. Tlhaloso ea rona ea utloahala, ” ho bolela bafuputsi.
Lilemong tse likete tse tlang tse ncha
Sistimi e rarahaneng ea karafo ea metsi le eona e bonoe lichabeng tse ling tsa khale, Greece, Egypt le Asia Boroa, empa ena ke ea pele e hlokometsoeng kontinenteng ea Amerika. “Bamaya ba boholo-holo ba ne ba phela tikolohong e chesang e mongobo 'me ba ne ba lokela ho qapa lintho tse ncha. Hona ke boqapi bo tsotehang. Batho ba bangata ba lumela hore Maindia a Amerika Karolong e ka Bophirima ea Lefatše ha a na boenjiniere bo tšoanang le mesifa ea mahlale joaloka libaka tse kang Greece, Roma, India kapa China. Empa ha ho tluoa taolong ea metsi, Mayans a ne a le pele ho lilemo tse likete, ” phethela bafuputsi.
