Sir apse nivedan hai ki jitne bhi current se related class hoti h jaise saptahik ya in focus program unki pdf free me provide kijiye plz description me hi de diya kariye🙏🙏🙏😌
Earth ka 97% water sea m h,,to sea water ka use krke bna lenge,,or ye recycling ho jate h,,, mtlb water vaps bn jaega Hydrogen or oxygen ki reaction se
@@KajalKumari-qe7tr or water bnna ek cyclic process h ,,mtlb or bnta rhta h like sun rays.... Bs hme fresh pani ki jrurt h hmare daily basis pe vo km h,use bchane ki jrurt h