β«οΈβοΈπ
π₯π§π§±βοΈ
π°π€βοΈπ
πβ‘οΈβοΈβ‘οΈπ©β‘οΈπ¦
πβοΈπ©β‘οΈπ¦
πβοΈποΈβπ
πβ‘οΈβ¬οΈπ¦
β«οΈβοΈπ
π₯π§π§±βοΈ
π°π€βοΈπ
πβ‘οΈβοΈβ‘οΈπ©β‘οΈπ¦
πβοΈπ©β‘οΈπ¦
πβοΈποΈβπ
πβ‘οΈβ¬οΈπ¦
#kcalb nobrac #amorphous carbon #carbon element #industrial production #chemical material #nanoparticle #furnace black