1 when didi thomas edison invent the light bulb?
1 when didi thomas edison invent the light bulb?
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2 what did the european union suggest using instead of the light bulb?
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3 what are the benefits of CFLs?
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4 why don't many people like the CFL bulb?
只要能回答出来个答案就好!
_______________________________________________
2 what did the european union suggest using instead of the light bulb?
________________________________________________
3 what are the benefits of CFLs?
___________________________________--
4 why don't many people like the CFL bulb?
只要能回答出来个答案就好!
赞 喻纷绯 幼苗
共回答了22个问题采纳率：90.9% 举报
1.Edison put together a practical light bulb on October 22,1879.
2.They suggested to use Compact Flourescent Lighting .
3.CFLs,are an eco-friendly alternative to standard incandescent light bulbs.CFLs can be screwed into the same sockets as other light bulbs and provide very comparable lighting.CFLs are easily recognizable due to their distinct twisting shape.These "green" light bulbs have a host of benefits that can help improve the planet,your home and your finances.
4.CFLs are more expensive.They cost eight times the price of the older bulbs.And they find it too bright
2.They suggested to use Compact Flourescent Lighting .
3.CFLs,are an eco-friendly alternative to standard incandescent light bulbs.CFLs can be screwed into the same sockets as other light bulbs and provide very comparable lighting.CFLs are easily recognizable due to their distinct twisting shape.These "green" light bulbs have a host of benefits that can help improve the planet,your home and your finances.
4.CFLs are more expensive.They cost eight times the price of the older bulbs.And they find it too bright
1年前
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