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Green chemistry, similar to sustainable chemistry or circular chemistry, [1] is an area of chemistry and chemical engineering focused on the design of products and processes that minimize or eliminate the use and generation of hazardous substances. [2]
In 1974, the Health and Safety at Work Act laid down general principles for the management of health and safety at work in Britain. [2] This legislation, together with the establishment of the Health and Safety Executive (HSE) and Health and Safety Commission (HSC) (now merged), led to more emphasis being placed on occupational safety and health by UK employers from the mid-1970s onwards. [3]
Handmade paper is also prepared in laboratories to study papermaking and in paper mills to check the quality of the production process. The "handsheets" made according to TAPPI Standard T 205 [ 18 ] are circular sheets 15.9 cm (6.25 in) in diameter and are tested for paper characteristics such as brightness, strength and degree of sizing . [ 19 ]
The test was first administered in 1997 and taken by 2,274 people. Initially the test was held only once a year. [1] In 2009, 180,000 people took the test. [2] The Korean government introduced a law in 2007 that required Chinese workers of Korean descent with no relatives in Korea to attain more than 200 points (out of 400) in the Business TOPIK (B-TOPIK) so they could be entered into a ...
The examination consists of only two papers: Paper 1 for B.E./B.Tech courses and Paper 2 for B.Arch and B.Planning courses. [5] A candidate can opt for any or both the papers. Paper 1 is mandatory a computer based test (CBT) (called online mode) from 2018 onwards. Until 2018, there was an option between offline pen and paper mode and online ...
The story was originally serialized in Science Fiction World in 2006 before it was published as a standalone book in 2008. [2] In 2006, it received the Galaxy Award for Chinese science fiction. [3] In 2012, it was described as one of China's most successful full-length novels of the past two decades. [4]
Before being filled out, each copy of a form is usually identical, except, possibly, for a serial number. A form allows an organisation to collect a uniform set of data from many parties in a consistent manner. Forms, when completed, vary in their purpose; for example, a form might be a statement, a request, or an order.
According to the Journal Citation Reports, the journal had a 2023 impact factor of 3.3 [3] and it is the journal that received the most cites (100,091 in 2017) in the field of organic chemistry. [2] According to Web of Knowledge (and as December 2012), eleven papers from the journal have received more than 1,000 citations , with the most cited ...