Category:Physic earthing
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English: Is earthing, which construction provides for normal operation being fit in the ground. Piping and rails are included to physic earthing, but can't be used as the ground cause their construction provides disconnection for servicing and/or for repairing (which may dangerously interrupt contact with earth).
Media in category "Physic earthing"
The following 5 files are in this category, out of 5 total.
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Geosynchronous orbit nv.png 912 × 912; 155 KB
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Lidická, dočasná tramvajová konečná Anděl.jpg 3,264 × 2,448; 1.63 MB
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Lidická, dočasná tramvajová konečná.jpg 3,264 × 2,448; 1.59 MB
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Orest Khvolson Russian physicist. Book 01.jpg 3,416 × 4,818; 7.85 MB
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Orest Khvolson Russian physicist. Book 02.jpg 3,792 × 3,232; 3.97 MB
