Answer:
Chenotherpay uses drugs to kill cancer cells.
Radiation uses high-powered energy beams, such as x-rays or protons, to kill cancer cells.
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1. Put up warning signs
2. Place railways on high areas
3. In workplaces were staying high is necessary, it is advised to have a safety rope properly linked to a sturdy object.
4. Go with a partner/co-worker or adviser.