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Transport documents are generally required whenever dangerous goods are being transported in NSW. Transport documents contain information including a description of the dangerous goods and the number of packages or receptacles in the load.

Segregation rules are designed to minimise the risk of incompatible substances coming into contact with each other due to a leak, spill or vehicle accident and reacting dangerously. Segregation is also important to prevent food from becoming contaminated.

Treated timber can be dangerous. Learn how to pick the right timber, and how to use and dispose of treated timber safely and legally. This section also contains information for industry, about our rules on treating timber and keeping consumers informed.

Timber is treated with pesticides to protect it from insects such as borers and termites, as well as fungi that cause rot and decay. However, these pesticides can harm people and the environment so it is important to use and dispose of treated timber safely and legally.

Most softwood timbers must be treated to prevent them from being attacked by fungi and insects. Fungi will cause the timber to rot while insects will damage and weaken it.

When choosing a timber treatment, consider the location, the type of pests or fungi the timber will be exposed to, and the purpose of the final product. If possible, choose a timber that has not been treated with copper chrome arsenate, which contains arsenic.

Boron is a preservative used to protect the borer-susceptible sapwood of some hardwood species. The active ingredient of boron-based timber treatments is disodium octaborate tetrahydrate, which occurs naturally, is not toxic to mammals in small amounts and is not considered a large environmental threat.

Blue pine has been treated with synthetic pyrethroids to resist borers and termites. The treatment is usually water-based, and better for the environment than many other treatments.