FIRST — FREEZE

FIRST — FREEZENot so easy to drill a hole in laminated or foamed material. However, if he is able to absorb water — you can use a witty way, received in due time, even the copyright certificate. The trick is that the wetted workpiece of such material you need to pre-freeze. And so the frozen layer will easily succumb to any drilling.
 
V. VLADIMIROV

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