A new study cites the dangers inherent in combining caffeine and alcohol, raising questions about the safety of the alcoholic energy drinks on the market. It seems the issue is one of perception: people who drink only alcohol are more likely to acknowledge that they are impaired, while those who dra
Category Archives: Aerospace
Cancer Warnings for Cell Phones
First, the important point: lots of people believe lots of different things, but nobody has proof. I'm not talking about life after death; I'm talking about whether cell phones cause brain tumors. Unlike questions of spirituality, this is the sort of question that science can answer, eventually. But
Required Power for Tower Crane
Can any one tell me how can I calculate the required power (in KW) for tower crane brand JASO model (J 140 N)? Is it by adding up all motors KWs for all movements together??
U Stamp
What is difference between different stamp like U , UM and UD?
Best of the CarDomain Blog 2009
It's the last day of 2009 and a fine time for the year in review. Get ready for lots of links, too.
The Caption Contest has become the most popular feature of the blog. I think this pic was my favorite.
We found a ton of cool and crazy rides on eBay this year. I really love
i need help
i need the control circuit of automatic speed control of ceiling fan based in temperature for 230v ac supply...
Expandable Polymer
I am looking for a polymer that expands after applying some pressure between the fingers, as a result of piezoelectric or other mechanism.
Migraine Headaches: Causes and Treatments
For the past few years, I have been getting migraine headaches about every two weeks that last from a couple of hours to typically 36 hours. The throbbing pain always occurs on the right side of my head in the frontal and occipital regions. When the pain is severe, it causes stomach pain and nause
Proportional Controller
Dear friends, I want to know that why offset error occur in Proportional controller. As much i understand controller output i.e. e=SV~PV , so until there is error it should take action to eliminate error, but it sets on other value...... Plz help
Also what is manual reset as i read in PID m
rectifier
mode of operation and DIRECT CURRENT affiliation
Insect Control
In our spice product there is market complaint about insects. Live insects found in packed product.
Please guide me to solve this problem.
Annoying Security Program
Somehow, I don't know how, but somehow I accidentally ended up installing the trial version of that worthless piece of shit SpyEraser. Now I can't shut it down. let alone delete it, without purchasing it first. Does anybody know how to get rid of it for good without having to threaten to bomb the pr
6H IN Plug Gauge
What does 6H IN Plug Gauge mean?
December 30, 1924 – Beyond the Milky Way
On this day in engineering history, the American astronomer Edwin Hubble discovered the existence of "island universes" beyond Earth's Milky Way galaxy. A man of many talents, Hubble had studied mathematics at Chicago and jurisprudence at Oxford before abandoning a budding legal career to turn
Vibration Sensor for 3250KVA Genset
Hello,
I have been tasked with locating a Vibration Sensor for this Genset. I is coupled to an EMD 20-654-E4 reciprocating engine. My salesperson found this Metrix ST5484E which should give me the data output I require but I need to order it calibarated and I have no idea what the range wo
Defects in GMAW
What type of Defect occure in GTAW in 6G position (@pipe) manully.
Does This Saab Story Have a Happy Ending?
There's a contingency of Saabisti here at Hemmings, yours truly included, who wear their blue and yellow hearts on their sleeves. Like many of you, we've been watching the safety dance between General Motors and Saab's intended suitors with bated breath. It pains us to think of one of our favo
power electronics
hi im dng my mtech 1styr in power elctronics. i am unable to decide which topic 2 be give for seminar regarding my core field . so kindly request u ppl 2 list out some seminar topics based on power elctronics on ieee.
A Form-fitting Photovoltaic Artificial Retina
From IEEE Spectrum:
Several teams of scientists and engineers have been trying for years to produce a practical retinal prosthesis for people afflicted by a progressive loss of photoreceptor cells. One problem all the researchers face is how to get power and data (the image) to a r
Researchers Demonstrate Nanoscale X-ray Imaging of Bacterial Cells
From ScienceDaily: Latest Science News:
An ultra-high-resolution imaging technique using X-ray diffraction is a step closer to fulfilling its promise as a window on nanometer-scale structures in biological samples. Researchers report progress in applying an approach to "lensless" X