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Dr. Md Rushad Rahman
এমবিবিএস(আরপিএমসি)
,
পিজিটি(মেডিসিন)
A lot of doors have cheap hinges that rub on themselves in a squeak—you'll find little metal shavings at the bottom of the hinge because of it. Switching to ball-bearing hinges can help eliminate all the squeaking and rubbing.
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