Abstract: Using the profile of volatile organic compounds (VOCs), onion spoilage is conventionally detected by employing gas chromatography-mass spectrometry (GC-MS). The emission of VOCs in terms of ...
Make your own Punxsutawney Phil ahead of February 2nd.
Discover how to create a fully functional DIY paper shredder using cardboard and simple materials! This step-by-step tutorial guides you through the process, from designing the shredding mechanism ...
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