O le aofa'i fa'ata'ita'iga e le o le mea lea o lo'o tatou tulimata'ia, i le isi itu, tulaga maualuga, fa'amalosi fetuutuuna'i laina ma le fa'amoemoeina / fa'atulagaina auaunaga o mea ia tatou te manuia ai a tatou tagata fa'atau:
O le tulaga maualuga e fa'avae i luga o mea'ai-tulaga mea'ai, coil sima, ma galuega lelei
O lo'o fa'apipi'iina fa'asologa fa'apitoa fa'atasi ma voluma tane eseese:0.5 ml, 1 ml, ma le 2 ml.
Au'aunaga fa'atatau/fa'atulagaina e fa'avaeina ma le aufaigaluega fa'apolofesa: fa'ata'ita'iga e eseese le lautele o le pu ea e fetaui ma suau'u eseese viscosity.