 passage nundi chemistri test tube dhiguva aakaaraanni gurtinchandi .  phalithaalanu kaamaatho vary chosen akrutilo pradarsinchandi .
 sadarana rasayana pania choose uddeeshinchina pariiksha gottaalu saadharanamga gaajutho tayyaru cheyabadathaai ,  vediki saapeksa niroodhakatam choose .  vistarana - nirodhaka glasses ‌ thoo tayyaru cheyabadina tube ‌ lu ,  ekkuvaga borosilicate glaass   ledha   fused quartz ,  anek vandala degreela celsius varku adhika ushnogratalanu thattukogalavu .  chemistri tube ‌ lu saadharanamga  10  nundi  20  mimee vedalpu mariyu  50  nundi  200  mimee varku anek podavulu mariyu vedalpulalo andubatulo untai .  podavu .  paibhaagam tarachugaa content ‌ lanu poyadaaniki sahaayapade pedavini kaligi umtumdi .  chemistri test tube saadharanamga Phek bottom ,  round bottom ledha sankhu aakaaraanni kaligi umtumdi .  konni test tube ‌ lu grounded glaass stopper ledha scroo cap ‌ ni angeekarinchelaa tayyaru cheyabaddaayi .  pensill ‌ thoo labling cheyadanki paibhaagamloo chinna grounded glaass ledha tellati merupu praantaanni variki tarachugaa andistaaru . rasayana shaasthravetthalu rasaayanaalanu nirvahinchadaaniki ,  mukhyamgaa gunaathmaka prayoogaalu mariyu parikshala choose pariiksha tube ‌ lanu vistrutamgaa upayogistaaru .  vaati golakara dhiguva mariyu niluvu bhujalu poyetappudu dravyaraashi nastanni taggistaayi ,  vatini kadagadam sulabhatharam chestaayi mariyu vishyaala yokka anukuulamaina paryavekshananu anumatistaayi .  test tube yokka podavaina ,  irukaina meda paryaavaranaaniki vaayuvula vyaptiki nemmadistundi .  test tube ‌ lu bansen burner ledha alkohol burner ‌ thoo chinna motthamloo dravaalu ledha ghana padhaarthaalanu vaedi cheyadanki anukuulamaina continer ‌ lu .  tube saadharanamga bigimpu ledha patakaarutho medatho patukuna umtumdi .  tube ‌ nu tilt cheeyadam dwara ,  diguvanu mantalo vandala degreela varku vaedi cheyavachu ,  ayithe meda saapekshamgaa challagaa umtumdi ,  bahusa dani goodalapie aavirini ghaneebhavistundi .  udakabette gottam anede dravalanu udakabettadam choose pratyekamgaa uddesinchabadina ooka peddha pariiksha tube .  ooka test tube neetithoo nindi mariyu neetithoo nindina beaker ‌ gaaa pyki marchabadi vaayuvulanu sangrahinchadaaniki tarachugaa upayoginchabadutundi ,  udaa .  vidyudvisleshana pradarsanalalo .  rasayana ledha jiva namunala taatkaalika nilwa choose tarachugaa stopper ‌ thoo koodina test tube upayoginchabadutundi .
 chadunaina ,  gundrani dhiguva ,  sankhaakaara diguvana 