CSIR lab develops ‘solar tree’ that can light 5 houses
Kolkata, May 20: A CSIR laboratory in West Bengal has designed a ‘solar power tree’ that takes up only four square feet of space and produces about three kilowatts (kW)…
Kolkata, May 20: A CSIR laboratory in West Bengal has designed a ‘solar power tree’ that takes up only four square feet of space and produces about three kilowatts (kW)…