: What are the advantages of LED lighting?, What are the current problems with LED lights?, How can we increase productivity in our daily lives?  , What do you think is the best way to lighten homes?  , How does air pollution affect your area?  , Would you like your home to run on solar power?  , What devices do you use that run on batteries?  , How can we reduce accidental fires at home?  , Is it better to live in a rural area or a city?  , Can you give an example of an inefficient solution to lighting homes?,

Lighting.

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