At the AHR Expo, manufacturers rolled out their A2L systems, fueling debates about when — and how — the next refrigerant ...

GOP lawmakers say Arizonans are feeling the pain at the pump, and add the bill offers economic relief and prevents future ...

GOP lawmakers say Arizonans are feeling the pain at the pump and say the bill offers economic relief and prevents future price spikes.

RFK, Jr. fought mercury pollution for years, but he is now in an administration that wants to make it easier for industries ...

The system can cool and heat without using volatile refrigerants or burning fossil fuels by exploiting the “elastocaloric effect” in nickel-titanium (Ni-Ti) shape memory alloys. Dubbed elastocalorics, ...

After six years in development, Robinson's first product, the twin-blade, two-seater R22, entered production ... Its larger six-cylinder Lycoming air-cooled boxer engine helped the R44 cruise ...

Smith sees the market capable of supporting more than 100 deliveries per year, contributing to a total annual output goal of over 1,000 helicopters annually, including the R22, R44 and R66 models ...

The gas station clerk told police he saw a group of boys approaching the store and recognized them because they stole from the store in the past. The clerk told police he used a magnet lock to ...

TUCSON, Ariz. (KVOA) – Circle K is offering a significant discount on fuel for its Inner Circle Rewards members March 6. Members will enjoy savings of 40 cents per gallon at participating Circle ...

used air compressor US 26-40 / Unit 5 Unit/Units (Min.Order) Highly quality new R22 Fixed Frequency GMCC rotary aircon compressor YH440X3CS-4KUC1 US 92-100 / Unit 48 Unit/Units (Min.Order) 12PH QR15M1 ...