Chemicals are classified as hazardous or non-hazardous in accordance with set criteria by safe work Australia.
Some chemicals can be dangerous goods. That is they poses an immediate physical hazard to health, property and the environment.
A wide range of substances, medicines and poisons are also controlled under the department of health regulations these substances can be found on a poisons list and they are divided into eight different groups called poison schedules. For example, S4 drugs are prescription-only medicines.