Lava Vesuvius between May 14 and June 4, 1737. Serao described "a flow of fiery lava" as an analogy to the flow of water and mud down the flanks of the volcano following heavy rain. The composition of almost all lava of the Earth's crust is dominated by silicate minerals, mostly feldspars, olivine, pyroxenes, amphiboles, micas and quartz. Igneous rocks, which form lava flows when erupted, can be classified into three chemical types: "felsic", "intermediate", and "mafic" (four if one includes the super-heated "ultramafic"). These classes are primarily chemical, however, the chemistry of lava also tends to correlate with the magma
Substance intoxication Substance intoxication Substance intoxication is a type of substance use disorder which is potentially maladaptive and impairing, but reversible, and associated with recent use of a substance. If the symptoms are severe, the term "substance intoxication delirium" may be used. Slang terms include: getting high (generic) or being stoned or blazed (usually in reference to cannabis), with many more specific slang terms for each particular type of intoxicant. Alcohol intoxication is even graded in intensity from buzzed, to tipsy, all the way up to hammered, smashed, fucked up, wasted, destroyed, shitfaced and a number of other terms. Examples (and ICD-10