Kal hum ne seekha tha ke ghar ke liye solar system kitna bara hona chahiye. Aaj ka sawal us se bhi ahem hai — jo bijli aap ke panels din me...

Har ghar ka sawal aik hi hota hai — solar lagwana hai, lekin kitna bara system chahiye? Chhota lagwaya to faida nahi, bara lagwaya to paisa ...

Har mahine bijli ka bill dekh kar dil beth jata hai? Achhi khabar ye hai ke bill ka aik bara hissa humari apni chhoti chhoti aadaton se bant...