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re: Scientists created the world's whitest paint could eliminate the need for A/C

Posted on 9/20/21 at 7:48 am to
Posted by SlapahoeTribe
Tiger Nation
Member since Jul 2012
12120 posts
Posted on 9/20/21 at 7:48 am to
quote:

Making this paint really reflective, however, also made it really white, according to Purdue University. The paint reflects 98.1% of solar radiation while also emitting infrared heat.
How does it compare to foil on windows?

Posted by stout
Smoking Crack with Hunter Biden
Member since Sep 2006
167505 posts
Posted on 9/20/21 at 7:48 am to
quote:

It can reduce the need for air conditioning but not eliminate it.

Having that paint means that you aren’t picking up radiated energy because you are reflecting it but doesn’t do much about conduction or convection.


You didn't read. There are already radiant paints on the market as I said in the OP. They claim this one is different and actually cools surfaces too. They claim it can cool an area to below surrounding temperatures. They are saying it is more than a radiant blocking paint and functions as an A/C.
This post was edited on 9/20/21 at 7:58 am
Posted by tadman
Member since Jun 2020
3852 posts
Posted on 9/20/21 at 7:50 am to
I don't see how this addresses humidity and ambient temps. If the air is 100 degrees, how does this help? Are we also supposed to paint our exterior walls this color? The sun shines on more than the roof.

Perhaps this is really an energy-mitigation play, where your AC only works half as hard. I'm guessing if the entire US south could drop their AC consumption even 10% that's a huge deal.

I'm still very interested as I love fresh air and prefer not to be sealed off from the outdoors.
Posted by LSUsmartass
Scompton
Member since Sep 2004
82369 posts
Posted on 9/20/21 at 7:52 am to
I would like to get radiant barrier installed...can you recommend someone in the BR area
Posted by blueboxer1119
Baton Rouge
Member since May 2013
8040 posts
Posted on 9/20/21 at 7:54 am to
Yeah, sign me up to breathe this shite in all day.

Ill put that on my to do list.

Right behind getting vaccinated.
Posted by stout
Smoking Crack with Hunter Biden
Member since Sep 2006
167505 posts
Posted on 9/20/21 at 7:55 am to
I don't know anyone but maybe call IDI Distributors and ask them

LINK /
Posted by ShoeBang
Member since May 2012
19367 posts
Posted on 9/20/21 at 7:56 am to
Of course it’s white paint. Would expect nothing less from racist science

Unless it’s climate science. That is set in stone and unimpeachable
Posted by CaptN
Prairieville
Member since Jan 2013
378 posts
Posted on 9/20/21 at 7:56 am to
Not a physicist, but I have stayed at a Holiday Inn. Isn't this one step away from a perpetual motion machine?
Posted by stout
Smoking Crack with Hunter Biden
Member since Sep 2006
167505 posts
Posted on 9/20/21 at 7:57 am to
quote:

Yeah, sign me up to breathe this shite in all day.


The one in the article is an exterior coating
Posted by LazloHollyfeld
Steam Tunnel at UNC-G
Member since Apr 2009
1603 posts
Posted on 9/20/21 at 7:57 am to
Wouldn’t this just reflect more heat back into the the atmosphere and increase “global warming”? Same problem caused by concrete heat islands in cities.
Posted by Crisprdestroyer
Member since Sep 2017
599 posts
Posted on 9/20/21 at 7:58 am to
In theory it should work in regards to radiant heat, but that paint is going to do nothing once the first layer of pollen hits it.
Posted by LSU$$$
Baton Rouge
Member since Jan 2013
1155 posts
Posted on 9/20/21 at 8:04 am to
quote:

The whitest paint in the world has been created in a lab at Purdue University




checks out...
Posted by Norbert
Member since Oct 2018
3189 posts
Posted on 9/20/21 at 8:07 am to
quote:

How much climate change do you think is man-made vs natural?


Mostly natural.

I didn’t say it would necessarily work. I’m just not going to make fun of trying. Geoengineering is a real, albeit slightly frightening, field of study.

Painting our roofs white seems less fraught with unknown side effects than manufacturing clouds.
Posted by TigerFred
Feeding hamsters
Member since Aug 2003
27199 posts
Posted on 9/20/21 at 8:17 am to
How is it going to work when the entire roof is covered with solar panels?
Posted by Wtodd
Tampa, FL
Member since Oct 2013
67497 posts
Posted on 9/20/21 at 8:19 am to
quote:

Scientists created the world's whitest paint

They named it Larry Bird white
Posted by stout
Smoking Crack with Hunter Biden
Member since Sep 2006
167505 posts
Posted on 9/20/21 at 8:19 am to
That is a legit question. Tesla's solar roof is probably the best radiant barrier there is it covers more of the roof than mounted panels.
Posted by junkfunky
Member since Jan 2011
33954 posts
Posted on 9/20/21 at 8:19 am to
quote:

This is fanciful, but I’m all for ideas to mitigate the warming climate that don’t include trashing the economy.


I'm not. Another ice age is gonna hit before the planet gets too warm. We need to be raising temps.
Posted by stout
Smoking Crack with Hunter Biden
Member since Sep 2006
167505 posts
Posted on 9/20/21 at 8:21 am to
quote:

They named it Larry Bird white





The hick from french lick
Posted by ell_13
Member since Apr 2013
85143 posts
Posted on 9/20/21 at 8:21 am to
And when all the roofs are painted white and that radiation gets reflected back into the sky, then what???
Posted by stout
Smoking Crack with Hunter Biden
Member since Sep 2006
167505 posts
Posted on 9/20/21 at 8:25 am to
The earth blows up and Elon Musk laughs at us from his home base on Mars
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