Dating tin cans


As a result, the reflectors were able to boost the strength of a Wi-Fi signal by up to 55 per cent in areas where signal was desired – and reduce it by up to 63 per cent where it wasn’t.The team are now trying to develop a user-friendly interface to make it easier for people to upload models of their home and shape their Wi-Fi signal.But according to the report’s analysis, words like “Use-by” and “Sell-by” are used so inconsistently that they contribute to widespread misinterpretation — and waste — by consumers.Eggs, for example, can be consumed three to five weeks after purchase, even though the “Use-by” date is much earlier.However, the reflectors could mitigate Wifi’s security problem – as long as the threat you’re worried about is low-tech.“They might not offer much protection from sophisticated equipment such as high-gain antennas.” And don’t let this tempt you into forgoing password protection.A box of mac-and-cheese stamped with a “Use-by” date of August 2014 can still be enjoyed on August 2015, most likely with no noticeable changes in quality.Because food dating was never about public health, there is no national regulation over the use of the dates.



They designed an algorithm that can calculate the ideal shape of a reflector needed to change the Wi-Fi signal coverage to a user’s specifications.

(Updated) The following information sourced from is important for the prepper, and anyone who is confused about what these ‘Use-by’, ‘Best-by’, and ‘Sell-by’ dates really mean…


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