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Student invents low-cost technology to protect sanitation workers
The images of the flooded roads, flooded sewers in Indian cities, as well as the catastrophic flood or sewage disasters that ...
Effective training helps workers understand gas hazards, respond to alarms, and reduce exposure to toxic, flammable, and oxygen-deficient atmospheres.
This device from SwitchBot measures temperature, humidity, carbon dioxide levels and more to keep my home safe during the winter months.
The key insight behind the device is that sound travels at different speeds in different gases. In helium, sound moves much ...
QCLs were initially developed in the 1990s, and this was a significant advance in MIR light sources. 2 Standard semiconductor ...
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