TEMPE — The Hayden Flour Mill silos and building have stood vacant since the mill officially closed in 1998. But that’s about to change. In October, the city of Tempe announced the approval of a ...

Clean Earth Innovations CEO Harold Gubnitsky leads wood chips into a conveyor belt to be turned into biochar during the launch of the company's pilot program at the South Dade Landfill on Friday, Feb.

Biochar improves soil quality, combats carbon emissions & can be sold for profit.

An error has occurred. Please try again. With a The Portland Press Herald subscription, you can gift 5 articles each month. It looks like you do not have any active ...

Sandwiched between the Louisiana Purchase in 1803 and the Civil War in 1861, the California Gold Rush is considered by many historians to be the most significant event of the first half of the ...

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We specialize and provide drilling services on Specialty Optical Fiber Preforms. We also manufacture and sell Rotary Ultrasonic Equipment used for machining these types of preforms. Contact us for a ...

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