He maha ngā hoahoa o ngā pipette mō te tātari pūmua nā te mea kua hangaia mō ngā tātaritanga taumata taketake me ngā mahi rangahau taumata pakari ake. Ka whakamahia whānuitia hoki ki ngā tauira pūmua rerekē me ngā pūkaha, ā, ka nui ake te hua o tō taiwhanga. Ka tae mai ngā pipette ki ngā tauine rōrahi me ngā tauine pānui e taea ana te whakarite, he āhuatanga nui e rapu tonu ana ngā kairangahau i ngā pipette mahi, pono hoki.