1. Khola pansi pa kutentha kwabwino ndi kupanikizika.
Zida zosagwirizana: alkali, oxidizing agent, kuchepetsa wothandizira.
2. Low kawopsedwe. Zimakhala zolimbikitsa pakhungu ndi mucous nembanemba, koma sizowopsa ngati oxalic acid. Oral LD50 ya mbewa ndi 1.54g/kg. Chitetezo chapadera nthawi zambiri sichifunikira popanga malonic acid, koma cyanoacetic acid ndi sodium cyanide zonse ndi ziphe zamphamvu, choncho muyenera kusamala makamaka pogwira mankhwala okhala ndi magulu a cyano, kuvala zida zolimbana ndi kachilomboka, ndikupanga njira zotetezera zofananira.
3. Zimakhala m'masamba a fodya wopangidwa ndi flue, masamba a fodya wa burley ndi utsi wamba.
4. Ikhoza kusinthidwa mu vacuum.