Brass doorknobs automatically disinfect themselves in about 8 hours.
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As part of an advertising campaign, Molson, a Canadian beer company, strategically placed 'beer fridges' around Europe that only Canadian passports could unlock.
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In Mexico, artists can pay their taxes using artwork that they create.
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There's a love mattress that is specifically designed for couples who sleep on each other's arms.
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In 2012, Swedish artist Fredrik Saker created a super-detailed self portrait and successfully submitted it as his driver’s license picture.
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