Search results
Results from the WOW.Com Content Network
The Protocol on Prohibitions or Restrictions on the Use of Mines, Booby-Traps and Other Devices, or Protocol II, is a United Nations treaty that restricts the use of land mines, remotely delivered mines, and booby traps. It is Protocol II to the 1980 Convention on Certain Conventional Weapons. [1] [2]
The proposed mechanism begins with hydrogen abstraction by the hydroxyl radical, which itself is produced by the Cu 2+-catalysed reduction of dioxygen by ascorbic acid: [2] Other factors that affect the formation of benzene are heat and light. Storing soft drinks in warm conditions speeds up the formation of benzene.
Article 2 of the directive lists the classes of substances or preparations that are considered to be dangerous. Some, but not all, of these classes are associated with a chemical hazard symbol and/or a code. Explosives (E) Oxidizing agents (O) Flammable substances or preparations, classified as extremely flammable (F+), highly flammable (F)
An outdoor water-use restriction is a ban or other lesser restrictions put into effect that restricts the outdoor use of water supplies. Often called a watering ban or hosepipe ban, [1] it can affect: irrigation of lawns; car washing; recreational uses such as filling swimming pools and using water slides; planting of grass or control of the ...
The RoHS 2 directive (2011/65/EU) contains allowance to add new materials and 4 materials are highlighted for this attention in the original version, the amendment 2015/863 adds four additional substances to Annex II of 2011/65/EU (3/4 of the new restrictions are recommended for investigation in the original directive, ref Para 10 of preamble).
The use of flashing lights and sirens is colloquially known as blues and twos, which refers to the blue lights and the two-tone siren once commonplace (although most sirens now use a range of tones). In the UK, only blue lights are used to denote emergency vehicles (although other colours may be used as sidelights, stop indicators, etc.).
For the fiscal year ending December 2021, ProPublica ' s Nonprofit Explorer Form 990 archive and Charity Navigator each reported that EWG had raised some $16.1 million and spent some $12.6 million. [45] [46] 84 cents out of every dollar EWG takes in go toward its program expenses. [46] President Ken Cook earned $317,423 in reportable income in ...
C 4 F 9 SO 2 NH 2: 299.12 30334-69-1 Perfluoropentanesulfonamide: PFPSA C 5 F 11 SO 2 NH 2: 349.12 82765-76-2 Perfluorohexanesulfonamide: PFHxSA C 6 F 13 SO 2 NH 2: 399.13 41997-13-1 Perfluoroheptanesulfonamide: PFHpSA C 7 F 15 SO 2 NH 2: 449.14 82765-77-3 Perfluorooctanesulfonamide: PFOSA C 8 F 17 SO 2 NH 2: 499.14 754-91-6 ...