other than in the course of servicing, maintenance or repair. Operator certificate A certificate issued to an operator of a business of prostitution under section 35 of the Prostitution Reform Act. Operator protective structure (OPS) A structure designed to reduce the likelihood of harm to the operator by objects entering the cab of a mobile plant. Optometrist A health practitioner who (a) is, or is deemed to be, registered with the Optometrists and Dispensing Opticians Board continued by section 114(1)(a) of the Health Practitioners Competence Assurance Act 2003 as a practitioner of the profession of optometry; and (b) holds a current practising certificate. OR Odds ratio. Order-in-Council Essentially, an instruction made under the authority of a statute from the Government. Issued by Governor-General on recommendation of Minister under authority of an Act. Organic material Any material that is or contains (a) material derived from an organism; or (b) an excretion or secretion of an organism (whether or not it also contains material derived from a human being or contains the secretions of a human being). Organic solvents A group of liquid petroleum-based products, often used as degreasing agents and thinners e.g. methylated spirits, kerosene. Organisation A company, corporation, firm, enterprise or institution, or other legal entity or part thereof, whether incorporated or not, public or private, that has its own function(s) and administration. Organism Individual animal, plant, bacterium or virus. In the HSNO context, the term: does not include a human being; includes a human cell; includes a micro-organism; includes