Gerald Klein

Gerald Klein

Gerald Klein
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How to Make Gunpowder Step by Step (With Pics) | DIY Gunpowder | Frugal Gunpowder | Survival

How to Make Gunpowder Step by Step (With Pics) | DIY Gunpowder | Frugal Gunpowder | Survival

Bird House | Peninsula | Bird's the Word | Birdhouses - Rusty Metal

Bird's the Word makes birdhouses, dovecotes, rusty garden art and garden accessories to suit nearly any garden and tastes.

No more scrolling! Pinterest lets you search your own pins | VentureBeat | Social | by Meghan Kelly

No more scrolling! Pinterest lets you search your own pins | VentureBeat | Social | by Meghan Kelly

No more scrolling! Pinterest lets you search your own pins | VentureBeat | Social | by Meghan Kelly

No more scrolling! Pinterest lets you search your own pins | VentureBeat | Social | by Meghan Kelly

How to modify a fridge compressor into a silent air compressor

Air Compressor - Homemade air compressor adapted from a surplus refrigerator unit. Compression fitting was constructed from a combination of male and female fittings, rubber washers, and steel washers.

Common Geometry Formulas

Common geometry formulas you can use to calculate the area, perimeter, and circumference of various plane figures.