What are three types of safety?

Three types of safety commonly referenced are physical safety, emotional or psychological safety, and financial or environmental safety, though classifications vary by field. In workplace safety, three types are often physical safety protecting body from injury like machine guarding and PPE, chemical safety protecting from hazardous substances like bleach fumes and disinfectants that can irritate lungs requiring ventilation and HEPA filtration, and biological safety protecting from pathogens like tuberculosis requiring negative pressure rooms and BSL levels. In construction, three types of safety include safety of persons, safety of property, and safety of environment. In Maslow hierarchy, safety includes personal security, financial security, and health. In safety engineering, three types include occupational safety for workers, process safety for preventing major accidents like chemical releases, and product safety for consumers. In information security, three types include physical security of servers, network security, and data security. In tractor operation, three types of safety include operator safety wearing seatbelt and ROPS, bystander safety keeping people clear of PTO, and equipment safety matching hitch category like Cat 1 vs Cat 2 to prevent overload. For general life, three types often taught are physical safety from accidents, emotional safety feeling secure in relationships, and financial safety having resources for needs. Understanding multiple types helps create holistic safety plan covering body, mind, and resources.