ew. samo "cutaway"

Composite door cutaway shows superior strength & fire protection
http://www.libertysafe.com/2-composite-doors-lm-4-p-58.html

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Note added at 2 hrs (2012-10-20 00:33:19 GMT)
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Door lock mechanism 3D cutaway
http://nigevern.deviantart.com/art/Door-lock-mechanism-3D-cu...

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Note added at 2 hrs (2012-10-20 00:35:12 GMT)
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Ambico Blast Door Cutaway
http://cfpub.epa.gov/safewater/watersecurity/guide/productgu...

"The composition of the worktop will be clear when looking at a sample. You will be able to see a cross-section which will indicate the quality of the materials. The more expensive options will usually be thicker."

http://tinyurl.com/8mndtf7