Calling While Driving

One of the problems with humanity is that we all believe that we can do things safely even if others tell us that they are not safe. People who drive fast do so because they are good drivers (so they tell us), people claim that they can drive while under the influence of alcohol or drugs when the statistics prove otherwise, and even making a call or texting does not distract some super-drivers.

Governments take some action in some form or other to try and stop people doing these things, but it is selective in nature. Let us take texting while driving as an example. In some countries it is illegal to drive and text at the same time. In the USA it is allowed in some states and prohibited in others. In some states you can talk on the phone, in others not you need a hands-free system.

The law though seems to be selective. Last week research published in the Science journal demonstrates that it is not holding the phone to text or speak that is the problem, it is the conversation itself that causes the distraction.

 

A typical sight today

A typical sight today?

The research showed little or no difference between the rate of accidents when people are using a hands-free system and when they are physically holding the phone. The type of conversation does make a difference though, the more the driver has to concentrate on the subject matter or think before replying, the more chance there is of having a crash.

They also found that any type of interaction, even listening to the radio, effects reaction times and attention paid to the road. The radio is the least invasive because it does not require a response, but I wonder if listening to a news show or a discussion that you have to concentrate to follow causes more distraction, a logical line of thought would seem to imply so. Interestingly enough voice to text is the most dangerous type of technological interaction addressed.

So there are laws against texting, and not holding a phone (I must add not everywhere) but why not make speaking hands-free illegal too? And we should bear in mind that cars are ever more designed for connectivity, and that means distraction, maybe this should also be regulated.

Well that would require a change in business practices and take away personal freedom some might say, but we should remember that driving is not a right, it is a privilege that is governed by rules.

This is a serious piece of research that uses eye monitoring technology to measure distraction and driver awareness. The findings are clear and there is plenty of supporting data from other sources, but how would you feel about not being able to make a call at all though while driving?

At least your boss couldn’t call you while you were on your way home.

Wireless speakers battle – HMDX Jam Vs JBL Flip mini review

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Years ago the thought of having a speaker system that you could carry around with you without any wires was alien. The days of big bulky Hi Fi systems that take up half of your room are long gone; there is a new kid on the block, the wireless speaker. This has revolutionised the industry and now allows anyone, no matter what their budget, to share and enjoy their music with friends and family.

The first loud speaker was invented by Johann Philipp Reis in 1861, when he installed it into his telephone. Alexander Graham Bell patented his first electric loud speaker as part of the telephone in 1876. This then changed the way we could listen to sound and thus a new industry was born in the form of speakers. Technology has come a long way in such a short space of time and now we have a wide range of wireless speakers to choose from. Below are two of the leading players in the market.

HMDX Jam Bluetooth Wireless Speaker

HMDX Jam Bluetooth Wireless SpeakerIf you are looking for an ultra-compact wireless speaker that packs a punch, at an affordable price tag, you can’t go far wrong with the Jam. This speaker can be used with a range of devices including smartphones, tablets, MP3 players and laptops.

With it having up to 30 feet range it makes it perfect for a host of situations whether in the house or down at the park. The HMDX Jam Bluetooth wireless speaker available from Superfi can run up to four hours when wirelessly connected to a Bluetooth device. It can also have a wired connection via its stereo mini jack connection with up to 12 hours playback. This is the perfect speaker if you want top quality sound without having to break the piggy bank.

JBL Flip Bluetooth Wireless Speaker

This speaker is slightly higher in price but you also get a lot more for your money. It has an impressive 5 hours of wireless playback due to its rechargeable Lithium Ion battery. The JBL Flip Bluetooth wireless speaker available at Superfi also comes with a built in microphone with a call answer button, mening it doubles up as a hands-free calling system. Don’t be fooled by the Flip’s diminutive dimensions, this little gem punches way above its weight. It has an integrated bass port and two twin 38mm drivers which provide a powerful crisp sound with outstanding clarity. The Flip is definitely at the higher end of the market, but if you have a little bit more money to spend you won’t be disappointed with this investment.JBL Flip Bluetooth Wireless SpeakerWireless speakers are a fantastic way of playing your entire music collection on the move without the discomfort of ear phones. They are the perfect addition for any social occasion and there compact design makes them easy to transport. To put one of these speakers above the other one is an impossible task. They are both at different ends of the market. The one thing that makes them the same, is they offer outstanding value for money, whichever one your budget can stretch to.

3D Printing and Health

3D printing technology undoubtedly presents opportunities for a completely new type of production that will revolutionize the workplace, as the many posts on this blog demonstrate. But as with all new forms of technology its development also raises many questions.

A cheap, commerical 3D printer

A cheap, commerical 3D printer

A recent report appears to find evidence that the use of 3D printers creates a bi product of nano particles that may be harmful to humans.

A research team measured ultra fine particle emissions (UFP) from the types of 3D printer typically in domestic or office use. Their findings are published in this rather technical report, and mathematics is certainly not my forte’, but it can be easily summarized: the results show that mean concentration of UFP’s is almost three times higher during 3D printer operation, meaning that these types of printers must be classed as UFP “high emitters”.

Now we need to see the results in context however, the levels reported are similar to those produced when we cook on a barbeque, but I personally use my barbeque in the garden, not in a small sealed room in the office.

The printers in question are often grouped together or found in air conditioned spaces with little ventilation, they are not sold with ventilation and there is no venting legislation, so the levels of UFP tends to increase over time in the spaces where they are used.

Particles of this type have been found to be damaging to mammals because they can easily pass into the respiratory system and cause inflammation. Some are so small that they can pass directly into the blood stream and into the organism itself.

The authors conclude that “caution should be used when operating some commercially available 3D printers in unvented or inadequately filtered indoor environments. Additionally, more controlled experiments should be conducted to more fundamentally evaluate aerosol emissions from a wider range of desktop 3D printers and feedstocks”.

A little common sense and some awareness raising and a health risk can be avoided. Industrial users have a culture of health and safety related to emissions, something that office culture might lack, but it could certainly be learned and implemented.

Anyway, the sun is out, where are those frozen veggie burgers?