Autism suspect #85: Vitamin D deficiency

post from The Island of Doubt on 10 July 2007 09:00:00 AM. © The Island of Doubt

Could autism be caused by not enough sun? I sincerely hope that parents of children with autism-spectrum disorders apply the appropriate degree of skepticism and caution to the latest possible explanation for this most maddening of diseases. The absence of a convincing explanation for the recent increase in children diagnosed with autism must be exasperating -- witness the willingness to embrace and cling to the discredited theory that vaccines containing mercury are the culprit. This new suspicion is little more than that, however, and it may prove just as wrong.

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Calculating CFM for an Exhaust Fan

post from CR4 - Recent Forum Threads and Blog Entries on 10 July 2007 08:17:07 AM. © CR4 - Recent Forum Threads and Blog Entries

Hi, Can anyone help me how to calculate cfm of exhaust fan with undernoted parameters. Motor 2 HP, Dia of fan 24", 1400 rpm, 50hz/220v....

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Can You Help Identify This Resistor

post from CR4 - Recent Forum Threads and Blog Entries on 10 July 2007 07:21:31 AM. © CR4 - Recent Forum Threads and Blog Entries

I am trying to repair an old tv and I found the more than likely culprit. It is a tiny transistor and I know this because it is in pieces. On it is pr...

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Outer Rotor Induction Motors

post from CR4 - Recent Forum Threads and Blog Entries on 10 July 2007 06:47:16 AM. © CR4 - Recent Forum Threads and Blog Entries

Does any of you guys know any reference for designing an outer rotor induction motor in a small size like 30KW output?

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Outer Rotor Indcton Motor

post from CR4 - Recent Forum Threads and Blog Entries on 10 July 2007 06:47:16 AM. © CR4 - Recent Forum Threads and Blog Entries

Does any of you guys know any reference for designing an outer rotor induction motor in a small size like 30KW output?

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engine

post from CR4 - Recent Forum Threads and Blog Entries on 10 July 2007 05:57:59 AM. © CR4 - Recent Forum Threads and Blog Entries

can diesel burn into petrol engine

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Burning Diesel Fuel With a Petrol Engine

post from CR4 - Recent Forum Threads and Blog Entries on 10 July 2007 05:57:59 AM. © CR4 - Recent Forum Threads and Blog Entries

can diesel burn into petrol engine

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Grand Rounds 3.42

Welcome to Aetiology and this week's edition of Grand Rounds. It's my pleasure to host this carnival for a second time, and I greatly appreciate all of you who sent along submissions for today's round-up.

I want to start by briefly mentioning what looks to be an excellent new source, especially for those of us who do a lot of lecturing and are always looking for good images. Via John at Stranger Fruit I found that Wellcome has released a gallery of medical images to the public. I'm featuring a few below, but the site is worth a browse when you have a few extra minutes.

So, without further ado, on with the show...

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42.php

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The first bridge

Indeed, my first bridge was not a Calatrava's. It required little amount of structural analysis[...]

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Test pressure chamber for testing equipment water
immersed

post from CR4 - Recent Forum Threads and Blog Entries on 10 July 2007 04:37:31 AM. © CR4 - Recent Forum Threads and Blog Entries

I would appreciate a lot if someone knew to provide me with some internet addresses of such manufacturers. I am working on waterproofing electric...

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-water-immersed?from_rss=1

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