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Sunday, 26 October 2014

Cars & Transportation: Safety: “Question: Are older cars really safer than newer ones?” plus 5 more

Cars & Transportation: Safety: “Question: Are older cars really safer than newer ones?” plus 5 more


Question: Are older cars really safer than newer ones?

Posted: 26 Oct 2014 01:10 AM PDT

Sorry Dimo, but I'm with Benjamin Disraeli on this one.

"There are three types of lies. Lies, damn lies and statistics."

The Statistical Abstract does make for interesting reading, but taking a swathe of stats from the best part of 30 years and then saying that the increase in road deaths is solely down to changes in the crashworthiness of vehicles over that period doesn't add up. What other changes happened over that period? What other trends were going on at the same time that could have an affect? One thing that I can think of right off the top of my own head is the increasing prevalence of the cell phone and, as it would seem in the UK at least, a general decrease in driving standards and a greater likelihood of speeding.

As to the specific question, others have already given decent answers as to why the "old iron" Caddy is a bad safety choice. However, one factor has been overlooked. Not only is it likely to inflict greater damage to any other vehicle it hits, it is also likely to cause greater injury to the driver in the event of such a collision. The issue at stake here is not about whether one sort of car is more crashworthy than another but about what influence this choice has on the survivability of any given accident.

The reason is that a newer car is better able to dissipate the force of the impact, which is what causes all the damage and injury. By crumpling, a newer car lengthens the duration of the impact which means that the forces dissipate more gradually and less is transmitted to the occupants. By failing to crumple, the Caddy will inevitably transmit more of the impact forces to the occupants resulting in greater injuries. It's one thing to claim that the Caddy can be driven away from a collision, but quite honestly if I'd just been in a crash that's not a feature I'd be keen to have. I WANT my car to crumple because I WANT it to take the impact forces so that I have a better chance of surviving.

At the end of the day, an relatively undamaged car is no good to you if you're dead or seriously injured.I think my answers can help youHave a good day foryou!-

Question: Physics in a pedestrian-car accident.?

Posted: 26 Oct 2014 01:07 AM PDT

Physics in a pedestrian-car accident.?

Can someone please explain what happens in a collision with a pedestrian and a car, with scientific information. (The body of the victim, plus the car itself)

Question: Welding a front clip on a classic car?

Posted: 26 Oct 2014 01:00 AM PDT

If your brother in law has this much experience, part of his skill will be knowing his limitations.
The next issue will be which welding process he will use, and these days using a gas torch is rare, so mostly M.I.G with the use of the correct filler wire and the process itself minimises the heat and resultant warpage created in the proces is how it's done, although T.I.G and a good operator can do just as well but is a lot slower.
The main difference for welders is experience in thinner materials compared to thick, say if he is used to welding 1/2 thick materials or greater it's quite different to welding .025" sheet metal.
Again I would say his experience will win out.and the distortion is part of the process and he will minimise it or make it work for him.I think my answers can help youHave a good day foryou!-

Question: Safe period?

Posted: 26 Oct 2014 12:23 AM PDT

Ok, you've asked this in the cars and transportation section xD

Some women don't have regular periods, so you can't calculate it. If your wife used to be regular but has recently become irregular, she should see a doctor about possible causes, diet, stress, age, birth control, new female friends (women synch up, no seriously!) etc can all be factors.

Easiest way to tell would be to ask her. If she says no, she's not, if she bites your head off, she is.

Question: Can target call the tow truck on me?

Posted: 25 Oct 2014 08:43 PM PDT

Legally, if you park in a business' parking lot, and then go someplace else, they can tow you. If you come back and your car's gone, that's what happened. It costs hundreds of dollars to get it back.

If the Target parking lot is huge, and there are lots of cars, it's less likely to happen. Because then it's a lot harder to tell who is shopping at Target and who isn't. But it's a foolish risk to take.

Question: My car skidding on icy surfaces while other cars are not?

Posted: 25 Oct 2014 07:06 PM PDT

1) When you drive on snow or ice and you don't have ABS, you need to pump the brakes. This prevents locking.

2) If you have to drive on ice a lot, you should get snow tires or ABS.

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