Solar research facilities have developed testing and certification requirements for solar collectors and design and installation criteria for solar systems. Thermal performance ratings, derived from testing and certification programs, are a useful tool in comparing the efficiency and economics of various flat-plate solar collectors

Install tempered glass doors and a heat-air exchange system that blows warmed air back into the room

Chinese airlines may fly into the red over rising jet fuel price
Shanghai Daily, China - 6 hours ago Before that, the price was raised by 300 yuan on March 26. "The rise will result in fuel costs accounting for more of the airlines' costs," said Tang Qian, an

Soaring fuel costs and pensions restrict BA's flight
CityWire.co.uk, UK - Aug 4, 2006 taking today after the airline announced strong revenue growth and a 57% hike in profits but warned of increased costs this year due to fuel and pension costs.

Iberia hit by rising fuel costs 
BBC News - Aug 02 2:40 AM
Profits at Spanish airline Iberia fall by more than fifth because of higher fuel and operating costs.Save to My Web

A transpired collector is a south facing outside wall covered by a dark sheet metal collector. The collector heats outside air, which is then sucked into the building’s ventilation system through perforations in the collector. They have been used for pre-heating ventilation air and crop drying. They are inexpensive to make, and commercially, have achieved efficiencies of more than 70 percent

New initiative on November ballot in Dixon
Woodland Daily Democrat - Dixon’s November election is heating up, as several more potential candidates have taken out papers for the City Council race and an initiative aimed at repealing a recent sewer rate increase has qualified for a public vote. That initiative

A transpired collector is a south facing outside wall covered by a dark sheet metal collector. The collector heats outside air, which is then sucked into the building’s ventilation system through perforations in the collector. They have been used for pre-heating ventilation air and crop drying. They are inexpensive to make, and commercially, have achieved efficiencies of more than 70 percent

Fuel costs hurt RCL’s profit
Miami Herald - Royal Caribbean said Thursday that second-quarter profit dropped 21 percent due in part to rising fuel costs. Yet, the world’s second-largest cruise line operator said it was able to offset some of those rising fuel costs and beat expectations

Air-Conditioning Business Is Heating Up 
KWWL-TV Iowa City - Aug 01 12:12 PM
The sweltering summer heat continues to plague eastern Iowa as temperatures hovered around the mid nineties today. This hot weather has many heating and cooling businesses working overtime to keep their customers comfortable.Save to My Web

This system is also referred to as a batch heater and a breadbox. It consists of an approximately 40-gallon insulated tank, lined with glass on the inside and painted black on the outside. It is mounted on the roof, or on the ground in the sun. Plumbing from the house supplies the box with cold water through an inlet that extends down to the bottom of the tank. The box itself acts like a collector, absorbing and trapping the sun’s heat and heating the water. An outlet supplies the house with heated water from the top of the tank