UBWIZA N'UBUZIMA

UMUCO N'AMATEKA

IMYIDAGADURO

IBIRIBWA N'IBINYOBWA

UBWUBATSI BUSUBIRA INYUMA

IKORANABUHANGA

Ubutabire

Ibishushanyo 1.290 birahari • Ibyiciro bito 22

Ibishushanyo (1.290)

Hagaragajwe 24 kuri 1290

Ubutabire

Reba Ibyiciro Bito

Spectroscopy

Polimeri

Ibara ry'Irangi

Umubiri

Kamere

Nikleyeri

Ikoranabuhanga rya Nano

By'Ubuvuzi

Ibikoresho

Bidafite Ubuzima

By'Inganda

Amateka

Ubutabire bw'Isi

Gutwika

By'Ibidukikije

CSI Iperereza

Crystallography

Cryogenics

Chromatography

Ubutabire bw'Ibinyabuzima

Astrochemistry

By'Isesengura

Ibishushanyo (1.290)

Self-Healing Cutting Mat: Cork Pinning Side and PVC Cutting Side, Tri-Fold (Carnegie, US 11,077,575)

Separating Funnel: Glass Stopcock with a Screw-On Plastic Stem (Demers, US 5,580,528)

Vacuum Gauge: Flattened Curved Tube Driving an Index (Bourdon, US 9,163)

Injection Moulding Machine: Twin Intermeshing Screws as Plasticiser and Ram (Baigent, US 2,916,769)

Cold Trap: Liquid-Air Well round the Line, in an Evacuated Jacket (Smith, US 2,513,114)

Hot Plate Magnetic Stirrer: Ring Heater over a Relay Magnet on a Shielded Spindle (Hug, US 3,028,476)

Thermometer: Mercury in a Blown Bulb, Graduated in Ice and Steam (Work, 1891)

Rubber Type Set: Moulded from Printer's Type in a Plaster Matrix and Cut Apart (Sloane, 1891)

Burette: Glass Tube Drawn Down, Graduated by Weighed Water and Etched (Barrett, 1892)

Siphon Tube: Glass Tube Bent with Drawn-Down Ends (Faraday, 1830)

Ring Stand: a Brass Rod on a Board Foot with Sliding Rings (Faraday, 1830)

Platinum Boat: Cut from Foil and Bent over a Brass Former (Blair, 1888)

Platinum Crucible: Shaped from Foil in a Hollow in a Board (Morfit, 1849)

Gas Burner: a Home-Made Bunsen Burner from Brass Tube (Work, 1892)

Alcohol Burner: the Glass Spirit Lamp with a Copper Wick Shield (Morfit, 1849)

Oil Bath: a Metal Jacket of Dried Oil with a Thermometer (Morfit, 1849)

Iron Retort: a Mercury Flask with an Iron Tube Screwed In (Morfit, 1849)

Crude Benzol: Light-Oil Naphtha Washed and Steam-Rectified to 50-per-cent Benzol (Lunge, 1887)

Toluene: Crude Benzol Rectified in Coupier's Steam Still (Lunge, 1887)

Sodium Dithionite: Bisulphite Reduced with Zinc Dust and Sulphur Dioxide (Thorpe 1913)

Sodium Bisulfite: Soda Solution Saturated with Sulphur Dioxide (Thorpe 1913)

Chloranil: p-Nitroaniline Chlorinated, Reduced with Tin and Oxidised with Chlorate (Thorpe 1913)

Salol: Salicylic Acid and Phenol Melted with Phosphorus Oxychloride (Nencki and Seifert, 1886)

Propane from Natural Gas: Oil Absorption, then Fractional Condensation under Pressure (Garner and Cooper, US 1,307,353)