Glossary
| Name | Acronym | Description |
|---|---|---|
| Upstream | In relation to moving water, the opposite direction from that in which a stream or river flows, nearer to the source. In relation to the oil, gas, refining and petrochemical industries, upstream relates to obtaining crude oil and gas from natural resources. |
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| Vacuum mattress | A medical device used to immobilise patients, especially those with suspected vertebra, pelvis or limb trauma. |
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| Veterinary organisations | This includes:
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| Water bottoming | Technique for managing a leak using water in a container of a substance with lower density than water, to displace the substance above the point of the leak. | |
| Watercourse | Any natural or artificial channel above or below ground through which water may flow, such as a river, brook, beck, ditch, millstream or culvert. |
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| Wayfinder | A sign, landmark, or other indicator used to assist people in navigating to a particular location. It can also refer to a person providing directions. |
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| Weir | A low dam built across a river to raise the level of water upstream or regulate its flow. |
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| Work positioning | This allows a user to work with both hands free by using appropriate equipment and must include full fall arrest equipment. |
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| Work restraint | This stops the user from falling in the first place, by preventing the user from getting into a position where they can fall. |
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| Zoonoses | Diseases of animals communicable to humans |
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| Zoonosis | A disease of animals communicable to humans |