1. Nan da aka yi amfani da shi a cikin binciken mai, maimaitawa, sunadarai, sojoji da sauran wuraren da ake jifafawa, tanki mai da kuma wasu dalilai na wayar hannu;
2. Ya dace da shimfidar yanayin fashewar gas 0, Zone 1, Zone na 2;
3. Matsayi mai fashewa: Class Iia, IIB, IIC;
4. Ya dace da yanayin ƙura a yankin 20, 21, 22;
5. Ya dace da wurare na buƙatar babban kariya, zafi da kuma iskar gas.