Hermann Diels popularized the term pre-socratic in Die Fragmente der Vorsokratiker (The Fragments of the Pre-Socratics) in 1903. However, the term pre-Sokratic was in use as early as George Grote's Plato and the Other Companions of Sokrates in 1865.
The cost of a solar panel today is around $3 per watt, and the extra cost of installation brings costs up to $5- $6 per watt. Note: Installation costs for PV systems include both labor and the electronics needed to tie the solar array into your existing electrical system.
Commercial solar panel prices from Â£4000 + VAT for a 4kW setup made up of 16 panels & grid connection. 50kW (200 panels) starting at Â£65,900. Full guide! Commercial solar panel prices from Â£4000 + VAT for a 4kW setup made up of 16 panels & grid connection. 50kW (200 panels) starting at Â£65,900.