With monads and diads and pentads and triads My brain has been addled completely; And what’s really meant by ‘something-valent ’ Is a question I give up discretely. ~ John Cargill Brough - 1834 to 1872
The chemists are a strange class of mortals impelled by an almost insane impulse to seek their pleasures amid smoke and vapor soot and flame poisons and poverty; yet among all these evils I seem to live so sweetly that may I die if I were to change places with the Persian king. ~ Johann Joachim Becher - 1635 to 1682
Pyotr Kapitsa (1894–1984) Russia – first ultrastrong magnetic field creating techniques basic low-temperature physics inventions.
Herbert Boyer (born 1936) together with Paul Berg (1926–) and Stanley Norman Cohen (1935–) USA – created first Genetically modified organism.
Vladimir Fyodorov (1874–1966) Russia – Fedorov Avtomat (first self-loading battle rifle arguably the first assault rifle).
Walter Houser Brattain (1902–1987) USA – co-inventor of the transistor.
Corradino D'Ascanio (1891–1981) Italy – D'AT3 helicopter; Vespa scooter.
Nicolas-Joseph Cugnot (1725–1804) France – first steam-powered road vehicle.
Adolf Gaston Eugen Fick (1829–1901) Germany – contact lens.
George Constantinescu (1881–1965) Romania – creator of the theory of sonics a new branch of continuum mechanics.
Kia Silverbrook (born 1958) Australia – Memjet printer world's most prolific inventor.
Hon Lik (1951 - ) Chinese. electronic cigarette.
Niklaus Riggenbach (1817–1899) Switzerland – Riggenbach rack railway system Counter-pressure brake.
Seiichi Miyake (inv. 1965) Japan – Tactile paving.
Aeneas Coffey (1780–1852) Ireland – heat exchanger Coffey still.
Giovanni Luppis or Ivan Vukić (1813–1875) Austrian Empire (ethnical Croatian from Rijeka) – self-propelled torpedo.
Norman Joseph Woodland (1921–2012) together with Bernard Silver (1924–1963) USA – Barcode.
Aleksandr Dianin (1851–1918) Russia – Bisphenol A Dianin's compound.
Vasily Andreyev (1861–1918) Russia – standard balalaika.
Joseph Priestley (1733–1804) UK – soda water.
Ole Kirk Christiansen (1891–1958) Denmark – creator of LEGO.
Charles F. Brush (1849–1929) USA – a.o. Brush dynamo.
I have eaten 2/3 of 1/3 of my food ration. 7 remains. How much food did I start with? ~ Cuneiform Babylonian mathematics exercise 1900 – 1600 BC
The development of biology is going to destroy to some extent our traditional grounds for ethical belief and it is not easy to see what to put in their place. ~ Francis Crick 1916 – 2004 Molecular Biologist
Time is the best appraiser of scientific work and I am aware that an industrial discovery rarely produces all its fruit in the hands of its first inventor. ~ Louis Pasteur - 1822 to 1895
The country which is in advance of the rest of the world in chemistry will also be foremost in wealth and in general prosperity. ~ William Ramsay - 1852 to 1916
Perhaps it is not amiss to remark that the biologist may not hope to solve the ultimate problems of life any more than the chemist and physicist may hope to penetrate the final mysteries of existence in the non-living world. ~ Edmund Beecher Wilson 1856 to 1939 - Geneticist Biologist
A physicist is an atom’s way of knowing about atoms. - George Wald 1906 to 1997 Neurobiologist
Experimental science hardly ever affords us more than approximations to the truth; and whenever many agents are concerned we are in great danger of being mistaken. ~ Humphry Davy - 1778 to 1829
- $5 Preloaded 30-Day wireless service at 2¢ per VOICE TEXT & 2¢/MB nationwide 2G 3G & 4G LTE Data. That's 250 minutes talk or 250 texts or 250 MB Data.
- Our prepaid sim cards are designed for users that need a minimal amount of airtime each month/year. Sim card is free and pre-cut in 3 sizes to fit any device, standard-sized SIM, Micro-sized SIM or/and a Nano-sized SIM card.
- Supports GPS tracking devices such as but not limited to vehicle trackers, kid/pets tracker, personal tracker, senior tracker.
- No Activation fee NO Contract NO Credit Check.
- Our service will work within the United States in partnership with T-Mobile Network. Roaming is not supported in our plans.
- Control any plug in device from anywhere and keep an eye on your device's energy usage using the Geeni app (iOS 8 or higher/Android 4.1 or higher)
- No hub required, Wi-Fi built-in
- Set your schedule and automatically tailor your plugged in devices to perfectly fit your life
- Save money, energy and the environment
- Voice control with Amazon Alexa & Google assistant
- Powerful function :pedometer, distance, calorimetric measurement, heart rate monitoring, blood pressure monitoring, blood oxygen monitoring, sleep monitoring, SMS and content alerts, alarm settings, incoming calls alert, caller ID display, application messages alert, find your phone, anti lost, reminder of exercise goal.
- Methods: scan the QR code on the manual or download "Wearfit" in APP store. Please make sure your phone Bluetooth function was turned on. Open "Wearfit", click the selection of link to bracelet, find the device name in the list and click it. Then enter the main interface. The "wearfit" app is compatible with Bluetooth 4 and above smart phones, iOS version 8 above, or Android version 4.4 above.
- To measure heart rate, blood pressure and oxygen, it need to wait for 1-2 minutes. The measurements are for reference only, as it's not a medical device after all.
- The bracelet is made of special silicone, comfortable for wearing, suitable for 5.5-8 inch various sizes of wrist. 80mA lithium battery, charging 1.5 hours about 5 days of standby time.
- Waterproof: waterproof grade IP67, can effectively prevent the rainwater, sweat, and prevent dust.