On February 2, 2007, malodorous orange snow, oily to the touch, and reported to contain four times the normal level of iron, fell across an area of 1,500 square kilometres in Omsk Oblast, Russia. Russian investigators are studying the event in an attempt to understand its nature and causes. Image File history File links Current_event_marker. ... February 2 is the 33rd day of the year in the Gregorian calendar. ... 2007 (MMVII) is the current year, a common year starting on Monday of the Gregorian calendar and the CE era. ... Natural olive oil Synthetic motor oil An oil is any substance that is in a viscous liquid state (oily) at ambient temperatures or slightly warmer, and is both hydrophobic (immiscible with water, literally water fearing) and lipophilic (miscible with other oils, literally fat loving). This general definition includes compound classes... General Name, Symbol, Number iron, Fe, 26 Chemical series transition metals Group, Period, Block 8, 4, d Appearance lustrous metallic with a grayish tinge Standard atomic weight 55. ... Omsk Oblast (Russian: ) is a federal subject of Russia (an oblast), located in southwestern Siberia. ...

External links

• BBC News report: Russia probes smelly orange snow, 2 February 2007
• Guardian article: Orange snow causes concern in Siberia, 2 February 2007