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Tag Archives: paint

Wanted: ‘Smart’ cleaners

By Roberta Kwok / June 4, 2013

Oliver's-bumper_feature

Active surfaces will — on their own — help remove everything from insects and germs to poisons

Posted in Body & Health, Technology & Engineering | Tagged 2-anthraquinone carboxylic acid, 2-AQC, active surfaces, Antibiotics, bacteria, cars, chemical engineer, cleaning, clothes, cotton, Davis, enzymes, farms, feature, free radicals, fungi, Gang Sun, germs, Hongfei Jia, hospitals, hydrogen peroxide, materials scientist, microbiology, paint, pesticides, radicals, Reactions, self-cleaning, silver, smart materials, Swiss Federal Institute of Technology, topstories, toxins, Toyota Research Institute of North America, University of California, Wendelin Stark

Crime-solving camera

By Stephen Ornes / August 31, 2012

A digital camera fitted with the right filters, like the one shown here, can detect only infrared light. The crime-fighting trick can reveal bloodstains hidden behind layers of paint. Credit: bmcent1/iStockphoto

Quick-change trick allows a digital camera to photograph blood concealed by paint

Posted in Light & Radiation | Tagged blood, blood detection, camera, crime, detectives, filter, filters, forensic science, forensics, getinvolved, Glenn Porter, infrared, lens, Lenses, lenses/mirrors/filters, light, paint, photography, physics, radiation, University of Western Sydney, wavelength