<prompt> Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu: Percy Lebaron Spencer July 19, 1894 September 8, 1970 akanga ari muAmerican physicist uye muvambi. Akazozivikanwa semugadziri weovheni yemicrowave. Mubvunzo: Percy Lebaron Spencer akaberekwa mugore ripi?  <response>: Muna 1894 