The removal of wax from tubing in a well by mechanical knives or scrapers, solvents, chemicals, heat, or bacteria.

用机械刮蜡片或刮蜡器、溶剂、化学剂、热量或者细菌，去除井内油管中的蜡。

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We were right on the cusp of the electronic age and had begun to use phototypesetting machines, but the paper was still composed physically on cardboard flats with film strips, X-Acto knives, hot wax, and rubber rollers.

FORBES: My Best Job Ever