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2. Pull switch - Wikipedia

   en.wikipedia.org/wiki/Pull_switch

   The ceiling fan and mechanical wall fans are also appliances often operated by pull switches. Pull switches may be either two-position (open or closed) or multi-position (allowing for different fan speeds or levels of illumination). Mounted inside a pull switch, there could be two types of two-position toggle switches.

3. Manual fire alarm activation - Wikipedia

   en.wikipedia.org/wiki/Manual_fire_alarm_activation

   Many modern fire alarm pull stations are single-action and only require the user to pull down a handle to sound the alarm. Other fire alarm pull stations are dual-action, and as such require the user to perform a second task before pulling down, such as lifting or pushing in a panel on the station or breaking a glass panel with an attached hammer.

4. Three-two pull down - Wikipedia

   en.wikipedia.org/wiki/Three-two_pull_down

   In the United States and other countries where television uses the 59.94 Hz vertical scanning frequency, video is broadcast at 29.97 frame/s. For the film's motion to be accurately rendered on the video signal, a telecine must use a technique called the 2:3 pull down (or a variant called 3:2 pull down) to convert from 24 to 29.97 frame/s.

5. Fireman's pole - Wikipedia

   en.wikipedia.org/wiki/Fireman's_pole

   A fireman's pole (also called a firefighter's pole, sliding pole or a fire pole) is a pole that firefighters slide down to quickly reach the ground floor of a fire station. This allows them to respond to an emergency call faster, as they arrive at the fire engine faster than by using a standard staircase.

6. Vertical Limit - Wikipedia

   en.wikipedia.org/wiki/Vertical_Limit

   Vertical Limit is a 2000 American survival thriller film directed by Martin Campbell, written by Robert King, and starring Chris O'Donnell, Bill Paxton, Robin Tunney, and Scott Glenn. The film was released on December 8, 2000, in the United States by Columbia Pictures , receiving mixed reviews and grossed $215 million at the box office.

7. Fireman's switch - Wikipedia

   en.wikipedia.org/wiki/Fireman's_switch

   A fireman's switch is a specialized switch that allows firefighters to quickly disconnect power from high voltage devices that may pose a danger in the event of an emergency. [1] According to the Institution of Electrical Engineers, any electrical device operating at over 1,000 Volts AC or 1,500 volts DC, must be equipped with the switch. [1]