Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu:  Passage: Mhando mbiri huru dzebhomba reatomu dzakagadzirwa neUnited States muHondo Yenyika II: mudziyo weuranium-based (une zita rekuti "Little Boy") ane fissile material yaiva uranium yakakwenenzverwa zvikuru, uye mudziyo weplutonium-based (ona Trinity test uye "Fat Man") ane plutonium yakabva muuranium-238. Chigadzirwa cheLittle Boy chine uranium chakava chombo chokutanga chenyukireya chakashandiswa muhondo pachakabhombwa pamusoro peguta reJapan reHiroshima musi wa6 August 1945. Ichiputika nesimba rakaenzana nematani 12 500 eTNT, kuputika uye kupisa kwebhomba kwakaparadza zvivako zvinenge 50 000 uye kwakauraya vanhu vanenge 75 000 (ona Kuputika kwebhomba reAtomic reHiroshima neNagasaki). Pakutanga kwaifungwa kuti uranium yakanga isingawanzowaniki, uye kuti kupararira kwenyukireya kwaigona kudziviswa nokungotenga bedzi uranium yose inozivikanwa, asi mukati megumi ramakore matura makuru ayo akawanwa munzvimbo zhinji kupota nyika.  Mubvunzo: Zvivako zvingani zvakaparadzwa naLittle Boy muHiroshima mukati meWWII?
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