If you buy stock with unsettled funds and then sell the stock before the cash settles, you've committed a good-faith violation. For example, imagine that on Monday you have nothing in your brokerage account except shares of a specific stock, which you sell that morning for $10,000. The trade will settle on Thursday.
Nuclear energy is one of the most reliable ways to generate electricity. Nuclear power stations can deliver predictable and consistent output for long periods of time. The reliability challenge for nuclear
Hydropower is the most efficient way to generate electricity. Modern hydro turbines can convert as much as 90% of the available energy into electricity. The best fossil fuel plants are only about 50% efficient. (1) In the U.S., hydropower is produced for an average of 0.85 cents per kilowatt-hour (kwh).