French polishing, a traditional wood finishing technique, uses shellac dissolved in alcohol, and the rubbing motion generates heat that helps the shellac blend seamlessly.
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In statistical sampling, a sample's representativeness is crucial, but even a perfectly representative sample will still have some degree of error compared to the population it represents. This is known as sampling error.
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Drywall screws should be slightly countersunk, but not so much that the screw head is below the surface of the drywall. This prevents cracking and allows for proper finishing.
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Laser cutting can be used to create incredibly intricate designs, even on materials as delicate as paper, achieving levels of detail impossible with traditional cutting methods.
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The solder used in electronics is often a blend of tin and lead, but lead-free solders are increasingly common due to environmental concerns.
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Aluminum wiring, while cheaper than copper, is more prone to overheating and fire hazards if not installed and maintained properly according to specific code requirements.
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