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2. AOL Mail

   mail.aol.com

   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

3. Electrical wiring - Wikipedia

   en.wikipedia.org/wiki/Electrical_wiring

   For very high currents in electrical apparatus, and for high currents distributed through a building, bus bars can be used. (The term "bus" is a contraction of the Latin omnibus – meaning "for all".) Each live ("hot") conductor of such a system is a rigid piece of copper or aluminium, usually in flat bars (but sometimes as tubing or other ...

4. 19-inch rack - Wikipedia

   en.wikipedia.org/wiki/19-inch_rack

   DIN 41494-8 Components on front panels; mounting conditions, dimensions; DIN IEC 60297-3-100 (see above in IEC section) A rack's mounting fixture consists of two parallel metal strips (also referred to as posts or panel mounts) standing vertically. The posts are each 0.625 inches (15.88 mm) wide, and are separated by a gap of 17.75 inches (450. ...

5. Printed circuit board - Wikipedia

   en.wikipedia.org/wiki/Printed_circuit_board

   Through-hole mounting may be used for some large components such as electrolytic capacitors and connectors. The first PCBs used through-hole technology, mounting electronic components by lead inserted through holes on one side of the board and soldered onto copper traces on the other side. Boards may be single-sided, with an unplated component ...

6. Bracket (architecture) - Wikipedia

   en.wikipedia.org/wiki/Bracket_(architecture)

   What makes a bracket a bracket is that it is intermediate between the two and fixes the one to the other. Brackets vary widely in shape, but a prototypical bracket is the L-shaped metal piece that attaches a shelf (the smaller component) to a wall (the larger component): its vertical arm is fixed to one (usually large) element, and its ...

7. Pipe support - Wikipedia

   en.wikipedia.org/wiki/Pipe_support

   Rigid supports are used to restrict pipe in certain direction(s) without any flexibility (in that direction). Main function of a rigid support can be Anchor, Rest, Guide or both Rest & Guide. 1) Stanchion/pipe shoe: Rigid support can be provided either from bottom or top. In case of bottom supports generally a stanchion or Pipe Clamp Base is used.