Ikusasa selifikile, futhi abantu kancane kancane baye basondela emphakathini oluhlaza kanye nekhabhoni ephansi. Izakhi zomhlaba ezingavamile zidlala indima ebalulekile ekukhiqizweni kwamandla omoya, ezimotweni zamandla amasha, amarobhothi ahlakaniphile, ukusetshenziswa kwe-hydrogen, izibani ezonga amandla, kanye nokuhlanzwa kwe-exhaust. Umhlaba ongavamile uyiqoqo...
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