Aerogel

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Aerogel

An ultralight substance composed of silica, aluminium oxide, chromium oxide, zirconia, carbon and other substances, which is transparent, has significant insulating and sound-attenuating properties, and may have currency as a replacement for ozone layer-depleting CFCs.
References in periodicals archive ?
Contract notice:Acquisition of red and blue smoke, services and associated supplies.
I was going to head out of the lay-by but the doors on the Audi opened up and I saw blue smoke coming out of the driver's side of the car.
Trailing their trademark red, white and blue smoke, they did their role as the RAF's display team proud with a range of manoeuvres - each one more exciting than the last.
Union Square Hospitality Group is home to United States restaurants: Union Square Cafe, Gramercy Tavern, Blue Smoke, Jazz Standard, The Modern, Cafe 2 and Terrace 5 (at the Museum of Modern Art), Maialino, Untitled and Studio Cafe (at the Whitney Museum of American Art), North End Grill, Marta, Porchlight, and GreenRiver.
So, expect a 100,000-strong petition demanding an engine called Nigel from Kent, which blows plumes of red, white and blue smoke from his British fag, sups real diesel down the Dog and Duck as he complains about East European crews doing the job on the cheap and foreign engines sneaking illegals in on their under-carriages, drives at high-speed through red tape, calls his stoker's spade a spade and refuses to let Ashima, Yong Bao or Raul move into his shed because it's already full.
If you are behind an old car and see blue smoke coming out, be warned that you are breathing in tiny droplets of nasty oil, he added.
Stewards at Palmerston Park in Dumfries moved in to the Rangers end when blue smoke was seen and quickly dealt with the flare.
That black and blue smoke from that cave keeps reigniting
The team's display mixes nine-ship formations with thrilling synchro manoeuvres, all of which involve their patriotic red, white and blue smoke.
The US star, whose new album Blue Smoke - The Best Of, is out now, met Carl when she was 18.
You just don't see many old bangers rumbling down the road belching out blue smoke these days.