The material, called aluminum oxynitride (AlON), or transparent aluminum is used to make bulletproof windows in armored cars 경마게임.
Here’s the story:
The scene, as written, seems to imply that Scotty is talking about some fancy way of making metallic aluminum into a transparent form 강철의 열제. Which ain’t happening. What has happened, however, (and in fact what was happening in research circles at least as far back as 1981) is the development of a transparent aluminum-based ceramic called aluminum oxynitride, aka “AlON,” that sounds a heckuva lot like the stuff Scotty is peddling 프린트 스크린 다운로드. In fact, Star Trek IV came out in 1986, and it’s entirely likely that one of the film’s six (!) credited writers got wind of transparent aluminum from then-ongoing publicity about AlON, and decided to use it in the script 다운로드.
AlON can do amazing things. Here, for instance, a 1.6″ thick AlON plate successfully resists a huge, powerful .50 AP bullet that smashes easily through more than twice that thickness of conventional laminated glass armor:
Continue reading Transparent Aluminum from Star Trek – yeah we’ve had that since 1981
B Corporations are a new kind of company that uses the power of business to solve social and environmental problems 다운로드. (It’s like a LEED certification or Fair Trade certification, but for a business, not just a building or a bag of coffee.) B Lab, a non-profit, describes the B Corporation movement like this:
When you support a B Corporation, you’re supporting a better way to do business 마법천자문 ds. Governments and nonprofits are necessary but insufficient to solve today’s most pressing problems. Business is the most powerful force on the planet and can be a positive instrument for change 블러디 로어2.
To read more about B Lab and the B Corporation movement, take a look at this companion post 단축어로 유튜브 다운로드.
B Lab provides a rigorous independent third-party framework for assessing how you’re doing as a business when it comes to employee, community, and environmental interests 다운로드. Etsy has gone through the assessment and we learned so much about what we are doing right and where we can improve. After successfully completing the independent B Lab assessment, we are proud to announce that Etsy is now a Certified B Corporation™ 다운로드. There are over 500 certified B Corps but Etsy will be among the biggest, along with mission-driven companies like Patagonia and Seventh Generation 워크 영웅키우기 다운로드.
I think becoming a Certified B Corporation is one of the most important things Etsy has ever done 응답하라 1988 13화 다운로드. It helps us keep an eye on the “mindful, transparent, and humane” values we aspire to, and also keeps us focused on our intention to “plan and build for the long-term,” not just when it comes to Etsy but for the world at large 국회 도서관 pdf. Like other Certified B Corporations, B Lab is publishing our scores from the assessment. In being transparent, we are openly challenging ourselves to continually improve how we impact the world with our company 3ds 게임. Like most businesses, we are imperfect, but we are publicly committing ourselves to upholding our values and grading ourselves for the long-term. This is how we hope to make a better world and inspire other companies to do the same.
via – Etsy News
Etsy’s score – 80.1
Patagonia’s score – 107.1
Seventh Generation’s score – 116.3