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The surface of this type of vibrating coating line is distributed and scattered with raised bumps. Some bumps are coated with high-refractive-index glass beads.When a speeding vehicle runs over the raised road lines, it produces a strong warning vibration to remind the car driver of deviation from the lane. [1]
A Post-it note (or sticky note) is a small piece of paper with a re-adherable strip of glue on its back, made for temporarily attaching notes to documents and other surfaces. A low- tack pressure-sensitive adhesive allows the notes to be easily attached, removed and even re-posted elsewhere without leaving residue.
In 2008, 3M created the Renewable Energy Division within 3M's Industrial and Transportation Business to focus on Energy Generation and Energy Management. [ 87 ] [ 88 ] In late 2010, the state of Minnesota sued 3M for $5 billion in punitive damages, claiming they released PFCs —classified a toxic chemical by the EPA—into local waterways. [ 89 ]
Original file (SVG file, nominally 300 × 158 pixels, file size: 968 bytes) This is a file from the Wikimedia Commons . Information from its description page there is shown below.
The international radiation symbol is a trefoil around a small central circle representing radiation from an atom. It first appeared in 1946 at the University of California, Berkeley Radiation Laboratory. [4] At the time, it was rendered as magenta, and was set on a blue background.
A Yellow Arrow sticker in New York CIty. Yellow Arrow was a public art project created by Christopher Allen, Brian House, and Jesse Shapins that was active from 2004 to 2006. The project is an important example of locative media and mobile phone art and draws concepts from psychogeography. Yellow Arrow stickers were obtained from the project ...
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This image is a derivative work of the following images: Green Arrow Down.svg licensed with PD-self . 2007-04-04T21:55:07Z Indolences 700x700 (686 Bytes) ; 2007-03-18T13:44:50Z ZeroOne 700x700 (2103 Bytes) Green arrow pointing down, used to signify positive decrease of some value.