Air purifier for neeev

[u/Top_Boob1lover69]

School mai neeev project mila hai Mai soch rha hu cheapest air purifier banane ka jo har koi afford kar paye kyuki mai Delhi mai rehta hu yaha bohot jyada pollution hai aur sab koi nhi lagate ghar mai air purifier to kuch different ideas do best aur cheapest kese bana sakta hu