Although the Chinese couldn't tell anyone exactly what an earthquake measured on the Richter scale (since the Richter scale wasn't created until 1935), they did manage to invent the world's first earthquake detector -- a seismograph.
WHAT IS AN ALIBI? An alibi is any evidence showing that a citizen accused of a crime was somewhere other than at the scene of a crime when the crime occurred. While T.V. and movies often portray the alibi as a fraudulent and untruthful, in the real world, the alibi is a perfectly respectable legal defense.
Acute lung injury (ALI) Ratio Calculator. Acute lung injury (ALI) is a diffuse heterogeneous lung injury characterized by hypoxemia, non cardiogenic pulmonary edema, low lung compliance and widespread capillary leakage. Calculate ALI PaO2/FIO2 ratio online. Code to add this calci to your website.