Question

गतिशील वाहनों के पहिए बीच में से खोखले तथा परिधि पर बड़े क्यों होते हैं​

Answer 1

chlorine is used for water purification and is used for teaching as ENT in paper textile industry it also used in prepare best six leg enter gases like hell is filled with air balloons new is filled with electric tube science organ is filled with electric