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  2. Shutdown valve - Wikipedia

    en.wikipedia.org/wiki/Shutdown_valve

    A shutdown valve (also referred to as SDV or emergency shutdown valve, ESV, ESD, or ESDV; or safety shutoff valve) is an actuated valve designed to stop the flow of a hazardous fluid upon the detection of a dangerous event. This provides protection against possible harm to people, equipment or the environment.

  3. Electrostatic discharge - Wikipedia

    en.wikipedia.org/wiki/Electrostatic_discharge

    Electrostatic discharge (ESD) is a sudden and momentary flow of electric current between two differently-charged objects when brought close together or when the dielectric between them breaks down, often creating a visible spark associated with the static electricity between the objects.

  4. Electrostatic-sensitive device - Wikipedia

    en.wikipedia.org/wiki/Electrostatic-sensitive_device

    Symbol for an ESD protection device – EPA Alternate warning symbol Symbol of an ESD grounding point for all components. An electrostatic-sensitive device (often abbreviated ESD) is any component (primarily electrical) which can be damaged by common static charges which build up on people, tools, and other non-conductors or semiconductors. [1]

  5. Electrical safety standards - Wikipedia

    en.wikipedia.org/wiki/Electrical_safety_standards

    Lightning and Earthing protection systems are essential for the protection of humans, structures, protecting buildings from mechanical destruction caused by lightning effects and the associated risk of fire, Transmission lines, and electrical equipment from electric shock and Overcurrent. [6]

  6. How hazardous are these household items?

    www.aol.com/news/2015-12-01-how-hazardous-are...

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  7. External floating roof tank - Wikipedia

    en.wikipedia.org/wiki/External_floating_roof_tank

    An external floating roof tank is a storage tank commonly used to store large quantities of petroleum products such as crude oil or condensate. It consists of an open- topped cylindrical steel shell equipped with a roof that floats on the surface of the stored liquid. The roof rises and falls with the liquid level in the tank. [1]

  8. The dangers of crude oil trains and the new rules to help - AOL

    www.aol.com/article/2015/05/05/the-dangers-of...

    They are trains loaded with crude oil and some head straight through Chicago-area towns. Since February, four of these trains have derailed in the U.S. and Canada and caused fiery explosions. One ...

  9. The Remediation Acceleration Plan will set out that by the end of 2029, all buildings over 18 metres tall – defined as high-rise – with unsafe cladding that are on a Government scheme will ...