Assertion: car's engine | /r/CapableOf | become glass-like
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text: To ensure that vehicles traded-in under "cash for clunkers" will not be resold by dealers, the program outlines a procedure for destructively disabling the engine (and thus also precluding the possibility that any mechanical engine components might be salvaged to be used in the repair of any other vehicles): the motor oil is drained and replaced with a sodium silicate solution, then the engine is started and run until the solution, becoming glass-like when heated, causes engine internals to abrade and ultimately seize.