Mupfungwa yakakura, "Test Tube" inogona zvakare kureva chiteshi cheYouTube chinonzi "TestTube," inova sainzi yakakurumbira uye chiteshi chedzidzo chiri cheDiscovery Digital Networks. Iyo chiteshi inovhara akati wandei misoro, kusanganisira sainzi, tekinoroji, nhoroondo, uye tsika, uye inopa inodzidzisa uye inovaraidza mavhidhiyo kune vanoona.
Iyo nguva inodiwa yekuyera maitiro inopfupikiswa zvakanyanya, kunyanya kuongororwa kwakajairwa uye kuyerwa kwakatevedzana, uku ichideredza zvakanyanya basa.