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| சுற்றுச்சூழல் உணர்கருவி (A category of sensor that tracks environmental changes such as temperature, atmospheric pressure, humidity, wind speed and wind direction) | |||
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| சுற்றுச்சூழல் உணர்கருவி (A category of sensor that tracks environmental changes such as temperature, atmospheric pressure, humidity, wind speed and wind direction) | |||
