Who says print is dead? The response to my global warming column in the April 30 issue (and blog post) has been heartening not only for the number of responses via e-mail (30 and counting), but for depth of thinking. Of course, most of you disgreed with me that global warming is a top threat to mankind. Another common complaint is that I overlooked the fact climate changes have been naturally occurring regularly for centuries….scratch that, for millions of years. And several chided me for ignoring my educational background. Hey, I'm a journalist. I have no education-:) Some of you even agreed with me. Check out what your colleagues are saying.
The choice between helical and spur gears in gearboxes may seem straightforward. But with planetary gearboxes, however, the choice between helical and spur gears requires some additional thought. Here’s what you need to know to make the right choice.
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