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Heyy , I need a help! There's a competition in my school in which we have to invent new things that is common around us and the world needs. So please help

me get ideas.



how about streetlights running on solar energy its not new but if u want something simple I would go for it. or the machine to deal with waste management.
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thanks! for your suggestion... If I truly say I was also thinking about global warming and waste dealing
ur welcome lol best of luck
The Brainliest Answer!
Windmills also drawing water..may b fr irrigation
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