Sequence documenting isotope production at Atomic Energy Canada Limited (AECL); shots of operator of mechanical arms, shots inside radioactive chamber of mechanical arms performing various tasks. CU of hand unscrewing small container labeled “radioactive material” and taking out pellet. CS of cylinder rising from machine, a hand opens compartment and takes out small bottle containing amber substance, CU of amber liquid in vial flowing into bottle. CS of lab technician connecting bottles to lab equipment.