Blockchain is used in cryptocurrency systems to ensure secure, decentralized records of transactions.
Before agar, microbiologists had experimented with other foodstuffs as microbial media. They turned to substances rich in the starches, proteins, sugars, fats, and minerals that organisms need for growth, testing with broths, bread, potatoes, polenta, egg whites, coagulated blood serums, and gelatine. However, none worked particularly well: all were easily broken down by heat and microbial enzymes, and their surface, once colonized, became mushy and unsuitable for isolating microbes.
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Kinisi's prototype hand cost around £4,000 ($5,400) to make, 10 times the cost of the simple pincer the firm currently uses, which costs just £400.
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The deluge the country has been experiencing in the last week has been put down to a blocked weather pattern - a high pressure system over Scandinavia is preventing the wet weather from moving away.