སྒྱུ་རྩལ
མཛེས་སྡུག་དང་བདེ་ཐང
བཟོ་རིག
རིག་གནས་དང་ལོ་རྒྱུས
དགའ་སྟོན
ཁོར་ཡུག
ཟས་དང་བཏུང་རྫས
ཕྱིར་འཕྲུལ་རིག
ཚན་རིག
རྩེད་འགྲན
རིག་རྩལ
གྱོན་རུང
རྫས་རིག
བིལུ་པིརིན་ཊི ༡,༢༢༢ ཡོད • ཡན་ལག་དབྱེ་རིམ ༢༢
ཡན་ལག་དབྱེ་རིམ་ལྟ་བཤེར
བིལུ་པིརིན་ཊི (༡,༢༢༢)
Gasholder: Water-Sealed Zinc Gasometer with Balance Weights (Ramsay & Travers, 1898)
Charlie གྱིས
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Aspirator: a Vessel of Water with a Tap at the Bottom (Sutton, 1904)
Charlie གྱིས
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Sodium Hydroxide Solution: Normal Caustic Soda, 40 g per Litre (Sutton, 1904)
Charlie གྱིས
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Pneumatic Trough with Gas Jars: a Tin Basin and Wide-Mouth Bottles (Woodhull, 1895)
Charlie གྱིས
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Glass Delivery Tube: Cut and Bent over a Broad Flame (Frary, 1914)
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Glass Tube: Drawn by Two Glassmakers Walking Apart (Pellatt, 1849)
Charlie གྱིས
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Lab Safety Goggles: Cover-All Body with Baffled Side Vents and a Snap-In Lens (Bausch & Lomb, US 2,715,223, 1955)
Emma གྱིས
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Distillation Column Assembly: Flask, "Evaporator" Still-Head, Liebig Condenser and Receivers (Young, 1903)
Charlie གྱིས
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Plastic Extruder: Steam-Jacketed Screw Stuffer with a Heated Nozzle (Andersen & Strasdin, US 2,384,521, 1945)
Emma གྱིས
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Hearing Protection (Ear Defenders): Rigid Cups on Liquid-Filled Cushions (Shaw & Thiessen, NRC, US 2,801,423, 1957)
Tex གྱིས
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Bunsen Burner: Central Gas Jet, Air Holes and Mixing Tube (Roscoe & Schorlemmer, Treatise on Chemistry I, 1905)
Penny གྱིས
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Gas Washing Bottle: a Single-Neck Bottle Made into a Safety Wash-Bottle (Gattermann, 1901)
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Fractionating Still: Hempel Bead Column on a Round Flask with Liebig Condenser (Gattermann, 1901)
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Chemical-Resistant Gloves: Butyl Latex over Natural Rubber on a Cotton Liner (Hart & Collyer, US 4,190,685, 1980)
Tex གྱིས
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Safety Goggles: Soft Plastic Frame with Turnable Splash-Proof Vent Caps (Hirschmann, US 3,141,172, 1964)
Emma གྱིས
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Fume Hood (Ducted): Sloping Stone Baffle Set from Outside by a Crank (Liptay, US 2,779,265, 1957)
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ཉེན་ཁ་ཅན།
Muffle Furnace: Electric, a Talc Tube Wound with Resistance Wire in a Plug-In Housing (Marsh, US 861,744, 1907)
Penny གྱིས
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Tube Furnace: Porcelain Tube Wound with Platinum Wire in a Heat-Retaining Jacket (Stansfield, 1914)
Penny གྱིས
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ཉེན་ཁ་ཅན།
Drying Oven: Electric Laboratory Oven with Thermostat and Wire-Wound Slabs (Cary-Curr, Sargent, 1914)
Penny གྱིས
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Rubber Gloves: Dipped on a Form, Lined and Turned Inside Out (Miller, 1915)
Charlie གྱིས
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ཉེན་ཁ་ཅན།
Protactinium: from the Zirconium Phosphate Concentrate (Grosse and Agruss, 1934; Isolation Method Unknown)
Charlie གྱིས
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ཉེན་ཁ་ཅན།
Protactinium Concentrate: Pitchblende Residues Leached, Fused and Carried Down on Zirconium Phosphate (Agruss, 1935)
Charlie གྱིས
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Lutetium: Fluoride Reduced by Calcium in Tantalum under Argon, Remelted under Half an Atmosphere of Argon (Spedding and Daane, 1954)
Charlie གྱིས
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ཉེན་ཁ་ཅན།
Lutetium Fluoride: Oxide Converted in HF and Argon at 750 °C, then Melted in HF to Remove the Last Oxygen (Henderson, Ames 1970)
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1222 ནང་ལས་ 24 སྟོན་དོ།