Well, maybe that's just what they want you to think. All these "tests" can be bought by large corporations to influence customers.
One thing you can count on these days is somebody trying to influence your thinking to make you spend your money--moving it from your pocket to their pocket. How do we know what "test" is reliable?
When considering any motivation, always consider the almighty PROFIT.
Here's a quote from a source admitting the real reason for powder metallurgy.
Forty percent or higher.
The growth of the P/M industry during the past few decades is largely attributable to the cost savings associated with net (or near-net) shape processing compared to other metalworking methods, such as casting or forging. In some cases, the conversion of a cast or wrought component to powder...
www.epma.com
On the topic of somebody trying to influence your thinking to make you spend your money--moving it from your pocket to their pocket, here's a book that covers it.
FASCINATING International best selling book.
Influence, New and Expanded: The Psychology of Persuasion [Cialdini PhD, Robert B] on Amazon.com. *FREE* shipping on qualifying offers. Influence, New and Expanded: The Psychology of Persuasion
www.amazon.com
I have no dog in this fight and no need to discuss it forever........obviously opinions will vary.
But remember, all I said about this originally was that "Powder" is a poor name when you're trying to portray STRENGTH.
It does not inspire confidence. That actually IS a fact. Picture a woman powdering her nose.
The rest of the debate will probably continue forever, and will continue without me.