AHAS stands for 'Occupational Health and Safety'. It is a term used to describe the practice of protecting workers from health and safety hazards in the workplace. AHAS is an important part of any workplace, as it helps to ensure that employees are safe and healthy while they are working. It also helps to reduce the risk of accidents and injuries in the workplace. AHAS includes measures such as providing protective equipment, training employees on safety procedures, and conducting regular safety inspections.