Isi mmalite nke PCB ndị na-agbanwe agbanwe (FPC) Akụkọ ihe mere eme nke bọọdụ sekit na-agbanwe agbanwe nwere ike ịmalite na 1960, mgbe NASA malitere nyocha banyere ụgbọ elu iziga mmadụ na ọnwa. Iji mee mgbanwe maka obere oghere nke ụgbọ elu ahụ, okpomọkụ dị n'ime, iru mmiri na gburugburu ịma jijiji siri ike, ...
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