Ọrụ anyị:
1. Nlereanya efu
2. Nkwado teknụzụ
3. 7 * 24 awa online ọrụ
4. ọrụ mkpochapụ omenala
Atụmatụ nke iko bead: ala thermal conductivity, elu ụda mkpuchi, elu mgbasa, ezigbo ọkụ eletriki mkpuchi na thermal kwụsie ike.