Update to Course Material

NEBOSH National Diploma - Unit B Element 2

Small amendments to note:

1. We have made minor amendments to the diagram entitled ‘Relative Hazards of Solids, Liquids, Gases/Vapours in Terms of Ability to Enter the Body’ and its explanation (p2-24 and 2-25).
2. We have made minor amendments to the diagram entitled ‘Mucus Effect on Small Particles’ (p2-38).
3. We have made a minor amendment to the diagram entitled ‘Pathways Taken by Toxic Materials in Conducting Airways and Respiratory Units’ (p2-40).
4. We have added some additional detail, regarding limitations, to the following sections: ‘Mutagenicity Testing’ (p2-52 – 2-53); ‘Long-Term Animal Toxicity Studies’ (p2-53 – 2-54); and ‘Chemical Analogy Studies’ (p2-54 – 2-55).
5. We have also removed a link under the ‘Other Sources of Information’ heading of the ‘Classifying Hazardous Substances’ section. The link was to an ‘Edinburgh University’ page which no longer exists.

(The page references included here are based on the version of this Element which is attached in the Student Focus and may differ slightly in a past version.)