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Litaba
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Mokhoa oa ho etsa para e ntle ea hlobo ea bakete ea pente?
Bophelong, linkho tsa pente ea polasetiki li ka bonoa hohle, ka nts'etsopele ea The Times, empa hape butle-butle ea potlakisa tlhoko ea libakete tsa pente.Ha tlholisano ea indasteri ea ho bopa e ntse e mpefala le ho feta, bahlahisi ba bangata ba libakete tsa pente ea polasetiki ba hloka ho theha cyc...Bala haholoanyane -
Mokhoa oa ho etsa hlobo e phahameng ea ho hlapa bana?
E le ho lumella bareki ho sebelisa chelete e utloahalang ho theha hlobo e khotsofatsang haholo ea ho hlapa ea bana!Khamphani ea Leiao e qhekellang likelello tsa eona ho etsa hlobo e sebetsang hantle e ka boloka litšenyehelo tsa ts'ebetso ea ente, empa hape ea ntlafatsa bophelo ho boloka litšenyehelo tsa hlobo, ho bohlokoa le ho feta ho hlahisa boleng bo holimo ...Bala haholoanyane -
Joang ho laola boleng ba hlobo ea polasetiki ka moqomong oa lithōle?
Tlhokahalo ea tlhahiso ea lipolasetiki e phahame haholo, ka kakaretso e amohela lisebelisoa tsa PP tsa ts'ireletso ea tikoloho, e ka bapala bokaholimo bo khanyang ebe e etsa ts'ebetso ea khatiso ea lithupa, ea fetoha moqomo o motle oa lithōle, empa ho etsa moqomo o motle oa lithōle ha ho bonolo, hlobo ea pele ho laola hantle. boleng, ho kenyeletsoa hlobo...Bala haholoanyane -
Lipotso tse robeli tseo u lokelang ho li ela hloko ha u enteloa ho bopa lesea la botlolo ea PET
1. Phekolo ea polasetiki Hobane li-macromolecules tsa PET li na le lihlopha tsa lipid 'me li na le lintho tse itseng tsa hydrophilic, lijo-thollo li na le bothata ba metsi ka mocheso o phahameng.Ha litaba tsa metsi li feta moeli, boima ba molek'hule ea PET bo fokotseha ts'ebetsong, 'me lihlahisoa li fetoha' mala le ho senyeha ...Bala haholoanyane -
Mathata le litharollo tse bakoang ke lerako le tšesaane la bumper ea koloi
Koloi ea koloi ke e 'ngoe ea lisebelisoa tse kholoanyane koloing, e na le mesebetsi e meraro e meholo: polokeho, ts'ebetso le mokhabiso.Ho na le mekhoa e meraro ea mantlha ea boima ba koloi e bobebe: thepa e bobebe, moralo oa ntlafatso ea sebopeho le ntlafatso ea ts'ebetso ea tlhahiso.jenereithara e bobebe e bobebe...Bala haholoanyane -
Na u utloisisa likarolo le litšobotsi tsa likarolo tsa koloi le ho shoa?
Lilemong tsa morao tjena, khopolo ea hlobo lefatšeng butle-butle e tumme le ntshetsopele.Indasteri ea lefu le hlobo e fetohile indasteri e sebelisang theknoloji haholo.Haholo-holo hlobo ea koloi, e sebelisoa haholo bophelong ba rona ba letsatsi le letsatsi.Joale u tseba hakae ka hlobo ea koloi?Tse latelang ho hlahisa...Bala haholoanyane
