Where Diamonds are Mined

Argye mine located in the Kimberley region in the far north east of Western Australia. Owned by Rio Tinto, this mine is the world's largest single producer of volume of diamonds. However, due to low proportion of gem quality diamonds it is not the value leader. It does produce 90-95% of the world's supply of pink diamonds.

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How Vacuum Cleaners Work

Even though it may appear to be a very complicated machine, the conventional vacuum cleaner is actually made up of six essential components: intake port, exhaust port, electric motor, fan, porous bag, and a housing that stores all of the other components.

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Choosing Canister Vacuum Cleaner

The major criteria involved with choosing a canister vacuum cleaner is what floor surfaces you plan to clean versus the power of the vacuum. Almost all canister vacuum cleaners offer 3 choices of tools for the surfaces of floors:

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How to Find Boxes for Your Jewelry Wholesale

If you make your own jewelry or buy wholesale jewelry that is not in a box, you will need a source for jewelry boxes! Your customers will want their jewelry to arrive in nice display boxes that can be wrapped or presented to the person they bought the jewelry for.

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How To Test A Boat

If you think you've found the boat of your dreams, it's time to test it. Testing your boat is more than just taking it for a test drive around the harbor. You should look at everything closely, as a professional boat tester would.

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Selecting Diamonds

Diamonds are graded for certification by laboratories using grading criteria. Four of these criteria are critical to understand when making a diamond purchase or investment. Known as the "Four C's" these criteria are: color, cut, clarity and carat.

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