He waved his magic wand and pulled a rabbit out of the hat.

She loves magical girl manga.

She began to draw a magic circle on the ground.

He drew a magic circle and invoked a powerful force.

This area is seriously contaminated with radioactive isotopes.

This rock is radioactive, so care must be taken when handling it.

Radioactive elements are produced in nature and scientific experiments.

He started attending at the hospital.

The radiation dose in this area exceeds the safety standards.

Let's use a radiation dosimeter to measure the radiation levels in this area.