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Water-activated polymer forms solid shapes underwater and bonds glass fragments
المصدر: Phys.org - latest science and technology news stories · نُشر
Cement hardens when mixed with water, allowing it to form solid structures even in wet environments. This property is known as hydraulicity. Reproducing this property in organic polymers has been challenging, as polymer materials that react with moisture often lack the combinatio
Cement hardens when mixed with water, allowing it to form solid structures even in wet environments. This property is known as hydraulicity. Reproducing this property in organic polymers has been challenging, as polymer materials that react with moisture often lack the combination of bulk curing and water resistance needed to harden reliably in wet conditions.
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Earth's fiery birth may have created hundreds of oceans' worth of water
Earth's water may have been born in the planet's fiery atmosphere rather than delivered by icy comets or asteroids. Scientists discovered that rocky pebbles reacting with hydrogen under extreme heat can produce water in minutes, potentially generating hundreds of oceans' worth du
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Serious pollution by water industry remains high despite £5bn investment
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Water industry bonus ban to be tightened as Ofwat warns of ‘damage to public trust’
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Business | The Guardian ·
Piles of rubbish, power cuts and potholes: anger grows over Johannesburg’s run-down infrastructure
The problems run deep in South Africa’s largest city. Will voters punish the ANC in next week’s local elections? One week before the local elections in South Africa, the pavements and roads of the Johannesburg township Alexandra were filled with piles of rubbish, rotting in the h
Business | The Guardian ·
Yorkshire Water boss resigns after firm downgraded
Nicola Shaw, who has led the company since 2022, will step down in January, it is announced.
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