Results

Hydrogen is the lightest gas that occurs in nature and is colourless and odourless. Hydrogen atoms pair up to produce diatomic molecules. Hydrogen has the chemical formula H2. Hydrogen is highly...

​ Packaged goods transport labelling Different regimes are used to placard and label dangerous goods transported in packages. Following classification, the manufacturer or importer will be...

Fires in waste stacks can be difficult to extinguish. Applying large volumes of water or foam is often ineffective, particularly if the fire is deep seated and the stack is made up of fine or densely...

​During risk visits, fire and rescue service personnel should ask the operator if they have produced an environmental risk assessment (ERA). If an ERA is available and highlights a risk to the...

This document is designed to complement and support the Operational Guidance for Hazardous materials which is intended to assist policy writers in fire and rescue services in producing their local...

Materials whose primary hazard is corrosive will be assigned to U.N hazard class 8. It covers substances and articles which by chemical action attack epithelial tissue of skin or mucous membranes...

Tx Frequency (MHz) Rx Frequency (MHz) Power (W) Emissions Band Note 457.0375 457.0375 5 16K0F3EJN UHF2 At-incident...

Intervention planning One aspect of response and incident reduction planning is to consider protecting the natural environment as well as public safety. The protection of plants and animals by the...

One of the most common ways for a spillage to enter the environment via open drain gullies connected to the surface water drainage system. The drainage system provides a very efficient pollution...

Dilution Occasionally, the best solution for a small spillage on an area of hardstanding is to dilute it with lots of water and release it to the drainage system. Before doing this, carefully...

Many sources of explanation of the various physical and chemical properties of materials may be found in sections 9 and 10 of a safety data sheet (SDS). For further information on physical properties...

Registration, evaluation, authorisation and restriction of chemicals (REACH) is a European Union regulatory framework for chemicals, which came into force on 1 June 2007. REACH has several aims and...

​ Unlike road and rail transportation of hazardous materials, all air transport is classed as international and therefore is governed by international regulations and agreements. The...

This section provides fire and rescue services with information on selecting and using personal protective equipment (PPE) at hazardous materials incidents. It is underpinned by the current, relevant...

​ Mass decontamination is the planned and structured procedure delivered by fire and rescue services using purpose-designed decontamination equipment and where there are large numbers of...

Civil aircraft; the International Air Transport Association (IATA) Dangerous Goods Regulations and International Civil Aviation Organisation (ICAO) technical instructions detail classifications that...

The damage caused by radiation may be divided into two different categories: Deterministic effects are those that occur at a relatively high dose; the severity of the effect is proportional to...

Equipment should only be programmed with the licensed channels available for voice communications Any equipment procured to provide voice communications using the UHF at-incident channels...

Radio-frequency interference can arise from several sources, not all of which can be controlled by regulation (atmospheric conditions, for example). Symptoms of radio-frequency interference can...

Channel Primary Use Mode Tx Frequency (MHz) Rx Frequency (MHz) 1 General incident – digital Digital 457.0375 457.0375 2 Portable repeaters –...