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How Do Fire Sprinklers Know There's A Fire?

530,857 views

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Video Language:

  • English

Caption Language:

  • {{captionLanguage | language_name}} ({{captionLanguage}})

Accent:

  • English (US)

Speech Time:

98%
  • 3:57 / 4:01

Speech Rate:

  • 177 wpm - Fast

Category:

  • Science & Technology

Tags :

Intro:

Video Vocabulary

destroyed

/dəˈstroi/

verb

To damage so badly that something no longer exists.

hundreds

/ˈhəndrəd/

noun number

subdivision of county or shire. ten more than ninety.

lighter

/ˈlīdər/

adjective noun

Less heavy; weighing less. Device used to light a cigarette.

serious

/ˈsirēəs/

adjective

Needing thought or concentration; important; grave.

material

/məˈtirēəl/

adjective noun

Belonging to the world of physical things. Substance from which a thing is made of.

universal

/ˌyo͞onəˈvərsəl/

adjective noun

Done or experienced by everyone. Things which apply equally to everyone.

textile

/ˈtekˌstīl/

adjective noun

relating to fabric or weaving. Any kind of cloth goods, like cotton, for example.

tension

/ˈtenSHən/

noun verb

Feeling of anxiety and inability to relax. apply force to something which tends to stretch it.

installing

/inˈstôl/

verb

To set up equipment so that it is ready to use.

activated

/ˈaktəˌvāt/

verb

make something active or operative.

released

/rəˈlēs/

verb

To let go of something you are holding.

factory

/ˈfakt(ə)rē/

noun

building or group of buildings where goods are manufactured or assembled chiefly by machine.

projects
noun other verb

planned enterprise. Homes built in the US by government. To stick out past the edge of something.

fusible

/ˈfyo͞ozəbəl/

adjective other

able to be fused or melted easily. Capable of being melted and fused.

perfected
verb

To do something so well, it cannot be done better.

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