"The F-22 was a pioneer fifth-generation jet in the US Armed Forces, combining multirole strike capabilities with the ability to stay off most radar screens due to its stealth coating. However, as it turned out, the latter comes at a price both in terms of maintenance time and money.
An F-22 fighter jet, with its low observable (LO; also known as "stealth") material cracking and chipping on the plane's nose, was spotted by a reporter with The Drive magazine during the EAA Airventure Air Show in Wisconsin. The photo of the plating right under the canopy reveals how much has it succumbed to corrosion, air friction, and the extreme pressure that the aircraft endures when in flight..."
at https://sputniknews.com/military/201908011076431443-f-22s-problems-with-stealth-coating-revealed/
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