Alleged co-conspirator in fertility clinic bombing shipped nearly 300 pounds of ammonium nitrate: Officials Daniel Park allegedly had recipes to make a bomb like was used in Oklahoma City.

About 24,000 pounds of agricultural fertilizer was spilled Wednesday when a train collided with the trailer of a semi truck in Nelson, across the Mississippi River from Wabasha.

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Urea, with the formula CO(NH2)2, is a chemical compound that is widely used in a range of sectors, including manufacturing, agriculture and various industries. Conventionally, this compound is ...

Differential Scanning Calorimetry (DSC) has been an effective technique for determining the activation energy of thermal decomposition by fitting the endothermic peak temperatures at corresponding ...

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But widespread use of disinfectants and heavy-duty cleaners has also ushered in new research on “quats” — which stands for quaternary ammonium compounds (sometimes called QACs). Quats are a ...

Using Fourier transform infrared spectroscopy, they found that carbamic acid and ammonium carbamate started to form at -348 °F and -389 °F (62 and 39 Kelvin), respectively.

They also found that ammonium carbamate – a salt that aids in processing the compound urea, the major component of urine – was created at 39 K, adding credence to the idea that life’s ...