diy projects
Build a Digital Nose: an SGP30 Sensor That Sniffs Out Spoiled Milk
Your nose gives a yes-or-no answer. An SGP30 gas sensor gives you a number you can plot, and the whole freshness checker is a…
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Your nose gives a yes-or-no answer. An SGP30 gas sensor gives you a number you can plot, and the whole freshness checker is a…