Researchers have developed a new portable Raman analyzer that can accurately measure very low concentrations of hydrogen gas ...

Want to know how far away a subject is? Measure the exact distance with the best rangefinder binoculars, and stargaze into the bargain. Whether you're birdwatching or golfing, rangefinder ...

The Wen 130ft. Laser Measure is Home Depot's only cheap laser distance measurer (aka laser tape measurer) with a maximum range over 100ft. For $28.56, Wen's Laser Measure reaches up to 130ft.

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