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2. Tractor Supply Company - Wikipedia

   en.wikipedia.org/wiki/Tractor_Supply_Company

   Tractor Supply Company (also known as TSCO or TSC), founded in 1938, is an American chain store that sells home improvement, agriculture, lawn and garden maintenance, livestock, equine and pet care equipment and supplies. It caters to farmers, ranchers, pet owners, and landowners.

3. Central heating - Wikipedia

   en.wikipedia.org/wiki/Central_heating

   Some systems use only a single pipe for combined steam and condensate return. Since trapped air prevents proper circulation, such systems have vent valves to allow air to be purged. In domestic and small commercial buildings, the steam is generated at relatively low gauge pressure, less than 15 psi (100 kPa). [citation needed]

4. Grinnell Mechanical Products - Wikipedia

   en.wikipedia.org/wiki/Grinnell_Mechanical_Products

   Grinnell grooved products include grooved couplings, grooved fittings, mechanical tees, valves, circuit balancing valves, copper systems, stainless steel systems, plain end systems, HDPE systems, PVC systems, G-PRESS systems, gaskets and spare parts, and preparation equipment, as well as accessories, such as strainers, tee strainers, suction diffusers, dielectric waterway transition fittings ...

5. 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!

6. Mercury pressure gauge - Wikipedia

   en.wikipedia.org/wiki/Mercury_pressure_gauge

   The parent of all mercury pressure gauges is the mercury barometer invented by Evangelista Torricelli in 1643. [15] An early engineering application of the mercury pressure gauge was to measure pressure in steam boilers during the age of steam. The first use on steam engines was by James Watt while developing the Watt steam engine between 1763 ...

7. Rural King - Wikipedia

   en.wikipedia.org/wiki/Rural_King

   Rural King sells work clothing and work boots, equine and pet supplies, live chicks and rabbits, hunting/fishing equipment and supplies, firearms and ammunition, tractor/trailer parts and accessories, lawn and garden supplies, sprinkler/irrigation parts, power tools, fencing, welding and pump supplies, riding mowers, agricultural chemicals and ...

8. Pressure measurement - Wikipedia

   en.wikipedia.org/wiki/Pressure_measurement

   The most common ion gauge is the hot-cathode Bayard–Alpert gauge, with a small ion collector inside the grid. A glass envelope with an opening to the vacuum can surround the electrodes, but usually the nude gauge is inserted in the vacuum chamber directly, the pins being fed through a ceramic plate in the wall of the chamber. Hot-cathode ...

9. Gas stove - Wikipedia

   en.wikipedia.org/wiki/Gas_stove

   A gas stove is a stove that is fuelled by flammable gas such as natural gas, propane, butane, liquefied petroleum gas or syngas. Before the advent of gas, cooking stoves relied on solid fuels, such as coal or wood. The first gas stoves were developed in the 1820s and a gas stove factory was established in England in 1836.