Mu gutunganya imiti nubushakashatsi bwa laboratoire, igikorwa kimwe cyingenzi ni uguhumeka ibishishwa, imiti, cyangwa ibisubizo. Haba kwibanda, kwezwa, cyangwa gutegura icyitegererezo, guhumeka nintambwe yingenzi mubikorwa byinshi bya siyansi ninganda.