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The High Pressure Sodium Light: Ubiquitous, effective, but good?

956,001 views

Technology Connections

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

94%
  • 13:04 / 13:53

Speech Rate:

  • 197 wpm - Fast

Category:

  • Science & Technology

Tags :

Intro:

Video Vocabulary

particular

/pə(r)ˈtikyələr/

adjective noun

One specific (one). individual item.

driving

/ˈdrīviNG/

adjective noun verb

blown by wind with great force. control and operation of motor vehicle. To move cattle from one place to another.

working

/ˈwərkiNG/

adjective noun verb

having paid employment. action of doing work. To make an effort to do something.

sources

/sôrs/

noun verb

place, person, or thing from which something comes or can be obtained. obtain from particular source.

artificial

/ˌärdəˈfiSHəl/

adjective

Dishonest, to seem fake, not sincere.

principle

/ˈprinsəpəl/

noun

Natural law that explains how things work.

incandescent

/ˌinkənˈdes(ə)nt/

adjective

emitting light when heated.

efficient

/əˈfiSHənt/

adjective

achieving maximum productivity with minimum wasted effort or expense.

broadly

/ˈbrôdlē/

adverb

In a general (not detailed) manner.

anything

/ˈenēˌTHiNG/

pronoun

used to refer to thing, no matter what.

earliest

/ˈərlē/

adjective adverb

happening before usual time. before usual time.

applications

/ˌapləˈkāSH(ə)n/

noun other

formal request. Requests for jobs, building permissions etc..

special

/ˈspeSHəl/

adjective noun

better, greater, or otherwise different from what is usual. thing.

whatever

/(h)wətˈevər/

adjective adverb determiner exclamation pronoun

Referring to any particular kind, type, quantity. at all. Anything or everything needed; no matter what. said as response indicating reluctance to discuss something, often implying indifference. used for emphasis instead of 'what' in questions.

technology

/tekˈnäləjē/

noun

application of scientific knowledge for practical purposes.

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