Reviews & Guides

• Buying Microscopes
• by stones2gems( 784)
• SOME ADVICE ON CHOOSING AND BUYING USED MICROSCOPES by James McHone of Stones2Gems .Polarizing and brightfield microscopes have been important tools in my geological research and teaching for the past 40... 

• Tags:

  microscopes | optics | compound | polarizing | microscopy

• 436 of 451 people found this guide helpful

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• PEX Plumbing part 5, MANIFOLDS
• by blbaird725( 1831)
• I have received many questions from my guides on PEX plumbing. One of the most asked is about manifolds. This guide might get a little long but I hope to answer as many questions as possible. I have also found... 

• Tags:

  PEX | PEX plumbing | PEX manifolds | Manifolds | handyman

• 126 of 127 people found this guide helpful

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• MEASURING OXYGEN SATURATION WITH PULSE OXIMETER
• by favoriteplus( 296)
• Basically, a saturation of 97% of the total amount of hemoglobin in the body is filled with oxygen molecules. A range of 96% to 100% is generally considered normal. Anything below 90% could quickly lead to... 

• Tags:

  pulse oximeter | oximeter | finger oximeter | oxygen saturation | portable pulse oximeter

• 11 of 11 people found this guide helpful

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• How to choose a cordless drill
• by lagunabeachauctions( 1400)
• Determine how much voltage you're likely to need for the drilling and screwdriving tasks you do most. Then ask yourself these questions while you're shopping for a new drill: Are high-end brands worth it?... 

• Tags:

  Power Tools | How to guide | Home Improvement | Cordless Tools | Cordless Drill

• 6 of 8 people found this guide helpful

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• Little Giant Ladders & TV's Little Giant Ladder System
• by 424jenniferr( 0 )
• Little Giant Ladders TV's Little Giant Ladder System The remarkable Little Giant Ladder System was first innovated in Germany more than three decades ago. A young entrepreneur named Hal Wing learned of this... 

• Tags:

  Little Giant Ladder | Giant Ladder | Outdoor Ladder | Ladder System | As Seen on TV Ladder

• 4 of 16 people found this guide helpful

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