Some are natural; some are semi synthetics as the result of chemical action on a natural substance; some are synthetic, built up from the constituents of oil or coal. All are based on the chemistry of carbon, with its capacity for forming chains. The molecules that compose them (monomers)...
At the beginning of the year, the artist built a piece called “Strawpocalypse,” a pair of 10-foot-tall plastic waves, frozen mid-crash. Made of 168,000 plastic straws collected from several volunteer beach cleanups, the sculpture made its first appearance at the Estella Place shopping cente...
aWe plan to build another fixture, pretty much the same as the one built last year (see attached quote from last year). However there are improvements need to be made (just minor changes). Please advise who should I contact to get the conversation started. 正在翻译,请等待... [translate...
In 1977, bp was part of a consortium that built the 1,200km Trans-Alaska Pipeline System. By 1979, it transported 1.2m barrels of crude oil per day. 1978 A Standard merger bp’s initial 25% stake in Standard Oil of Ohio (Sohio) ensured that Sohio facilities were ready to bring bp...
Pretty soon everyone was surprised as the donkey stepped up over the edge of 【8】 well and ran off happily! When life sometimes 【9】 ( put) dirt on you, the best way of getting out of the well is to shake the dirt off and take a step up. Each of your troubles is a stepping...
13.Imagine a town with crosswalks but no pedestrians.cars and trucks but no drivers.Welcome to Mcity.a fake city built by researchers who are testing out the driverless cars of the future.The controlled test environment.which opened today at the Unive
between chips, software, hardware, devices, networks, and clouds to hone our unique competitive edge Through years of concerted effort, we have built relatively strong competitiveness in our business domains, and we have good reason to believe we'll maintain this edge for the foreseeable future. ...
I waited each day and each day I received nothing in the mail. Then about a week later I received a phone call. It was Mama. My heart jumped out of my skin. Excitement built up inside of me until I thought I would burst.
They built two new hospitals, and they rebuilt hospitals.If you had a long ward, they’d build a wall at the end with a window, so it was an isolation ward with “dirty” and “clean” zones. You’d go in, gown up, treat patients, and then go out the other way and de-gown....
Stepping down onto the subway platform this morning on my way to work I heard a musician strumming the opening chords to a song. Even with the rumbling of the train that had just pulled out of the station I could name that tune. It wasSpace Oddityand while I was already late for work...