Even though Airbus, Boeing's most formidable rival, has outsold Boeing recently, when consumers think of aircraft, we remember the 747, the 737, not the Airbus a350. Boeing's 7x7 aircraft designation simply rolls of the tongue
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New technology makes decayed teeth repair themselves Image:Jaromir Chalabala/Shutterstock The technique, developed at King’s College London, uses electrical currents to trigger minerals in the tooth to repair damage.
Posted 7 years ago
Found on sciencealert.com
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