Tech Times: They may be keeping your fridge cold, but HFC-based coolants are keeping the globe very hot, and President Obama is going to do something about it. President Obama's team is planning to phase out chemicals commonly used in refrigerators and air conditioners, and replace them with more environmentally-friendly chemicals. The administration announced yesterday, on September 16, that some of the country's biggest chemical manufacturers have voluntarily committed to phasing out use of the harmful chemicals...