Kazhinji zvidzidzo zvinoitwa nehuwandu hwehuwandu hunosanganisira huwandu hwehuwandu. Kana pane zvidzidzo zvakasiyana-siyana pamigumisiro yakasiyana-siyana, NOAEL yakaderera inowanzotorwa. Ipapo, NOAEL (kana imwe nzvimbo yekutangira yakadai sechiyero chekuenzanisa (BMDL)) inopatsanurwa nehutano hwehutano, kazhinji 100, kuti iongorore kusiyana pakati pemhuka dzekuedza nevanhu (factor ye10) uye kusiyana kwehutano pakati pevanhu (chimwe chinhu che10). Kuwedzera kwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano hwehutano
akati wandei