Science

Going Green

Rooftoop Sprinkler

Virtually all commercial air conditioning systems operate via the principle of evaporative cooling:  forced airflow through a cooling tower evaporates water, which extracts the heat of vaporization from the chilled water pipes.  Freon-based refrigeration systems […]
Going Green

The Truth About EVs

The Democrats want to build 500,000 Electric Vehicle (EV) charging stations in the U.S.  However, the total world reserves of lithium (a key component of EV batteries) will only provide batteries for a little over […]
Going Green

Dirty Power

All electricity is not created equal.  Well, it’s not equal by the time it reaches the meter at the service entrance to your home or business. Electricity is created in three phases: three identical sinusoidal […]
Going Green

Solar Panels are Semiconductors

The solar cells inside solar panels use the same materials as semiconductors and transistor chips inside computers,  smartphones, and every other electronic device.  Those little lights for controls on the television, computer, or stereo – […]
Going Green

Starter Solar Panel Setup

You don’t need to spend $15,000 for solar panels on the roof of your house to take advantage of free energy from the sun.  You don’t need a house at all, as far as that […]