text: yaar,agar hum ghar ke liye solar water heater lagate hain, toh na sirf paani garam karne mein bachat hogi, balki energy bills bhi kam honge, kya tumhe yeh idea acha lagta hai?haan, yeh toh ek badiya investment hoga, aur socho, humein paani garam karne ke liye kabhi bhi electricity ki zarurat nahi padegi, kitna acha hai!