1. Diẹ ojo ni gbogbo odun yika, ọriniinitutu, iyo kurukuru wuwo agbegbe.
2. Ayika ti n ṣiṣẹ jẹ ọriniinitutu, aaye oru omi wa.
3. Igbega ti ko siwaju sii ju 2000m.
4. Agbegbe ṣiṣẹ ni eruku iyanrin, eruku ati eruku miiran ti kii ṣe ina.
5. Ayika iṣẹ ni acid alailagbara, ipilẹ alailagbara ati awọn gaasi ibajẹ miiran.
6. Waye si epo, kemikali, ologun, aerospace ati awọn aaye miiran fun ina, agbara ati iṣakoso awọn asopọ Circuit.