From that, a 1.5-pound enclosure is carved out to form the aluminum MacBook. Let's put it this way: Aside from rugged laptops, my hands haven't touched anything this sturdy in a very long time.

Heavy-duty aluminum plugs manufactured by COB Industries, available in 1.5 to 36 in., handle exposure to high temperatures and immersion in chemicals. They are suitable for use in leak testing, ...

Grand Canyon National Park officials plan to replace much of a decades-old, problem-plagued pipeline system that's forced officials to ask hotels and residents to wash dishes and laundry less ...

There have been more than 80 pipeline breaks since 2010 and each break costs an average of $25,000 to fix. Repairs on a major break last winter cost $1.5 million and took weeks.