There is a number of different hazards involved with being a diener. There is approximately six different types of hazards that a diener is at risk for: mechanical, sharp force, electrical, chemical, radiation , and infection.  Mechanical hazards categorize harm such as back injury from activity such as transporting cadavers .  Sharp force hazards categorize any bodily harm from the use of tools and equipment such as scalpels and needles which resulting in cuts or punctures. Electrical hazards encompass any potential harm in the form of shock from the use of equipment like saws or defibrillators.  Chemical hazards include harm from the use of a variety of chemicals used in the autopsy process such as cyanide and formaldehyde .  Radiation hazards are related to any exposure from performing x-rays. Infection hazards are due to the potential that a cadaver is infected with any communicable disease .