Elastomeren en hun toepassing.
Polyurethaanelastomeren behoren tot de groep kunststoffen die worden gevormd als gevolg van polymerisatie en hun hoofdketens bevatten urethaangroepen. Ze worden PUR of PU genoemd en hebben veel waardevolle eigenschappen.…
Elastomers र तिनीहरूको अनुप्रयोग।
पोलीरेथेन ईलास्टोमर्स प्लास्टिकको समूहसँग सम्बन्धित छ, जुन पोलीमेराइजेसनको परिणाम स्वरूप बनिन्छ, र तिनीहरूको मुख्य सिक्रीमा यूरेथेन समूह हुन्छ। PUR वा PU को रूपमा संदर्भित, तिनीहरूसँग धेरै मूल्यवान गुणहरू छन्। तिनीहरूको…
Strong Alien signal coming from nearby sunlike star sets SETI on alarm
Tuesday, August 30, 2016
SETI researchers are buzzing about a strong spike in radio signals that seemed to come from the direction of a sunlike star in the constellation Hercules,…
Snowden Says Encryption Could Be Squashing Alien Signals
Monday, September 21, 2015
Encryption has become a top priority for those wanting to protect their privacy online, but US whistleblower Edward Snowden says the security measure could be making it…
एलिस्टोमर्स आणि त्यांचा अनुप्रयोग.
पॉलीयुरेथेन इलेस्टोमर्स बहुतेक पॉलिमरायझेशनच्या परिणामी तयार झालेल्या प्लास्टिकच्या गटाशी संबंधित असतात आणि त्यांच्या मुख्य साखळ्यांमध्ये युरेथेन गट असतात. पीयूआर किंवा पु म्हणून संदर्भित, त्यांच्याकडे बर्याच मौल्यवान…
Mysterious Real-Time Alien Radio Signal detected by Astronomers
Tuesday, January 20, 2015
A mysterious radio signal was detected by astronomers using the Parkes Radio Telescope in New South Wales Australia.
Astronomers have for the first time seen a…
Elastomers me to raatau tono.
Ko te polyurethane elastomers kei roto i te roopu o nga kirihou e hangaia ana mai i te polymerization, ko o ratou mekameka matua kei roto i nga roopu urethane. I kiia ko PUR ko PU ranei, he maha nga rawa o raatau taonga. Ko…
Trachycarpus fortunei MROZOODPORNA PALMA do ogrodu.
MROZOODPORNA PALMA
Egzotyka w Twoim ogrodzie!
Odporna na mrozy, nawet do -18 stopni!
Uwielbia słoneczne stanowiska
Rośnie ok. 20cm rocznie
Dobrze znosi otoczenie innych roślin
Dorasta nawet…
Mysterious outburst of activity from Spaceship 67P
Tuesday, September 20, 2016
New scientific reports are describing a surprising outburst of activity from the comet 67P, measured by instruments on the European Space Agency Rosetta probe in February of…