In 2010 Iran dismantled 166 meth labs, up from 33 in 2009 and two in 2008.
Martin Barnes, chief executive of the charity DrugScope, said reclassifying crystal meth was a "sensible precautionary measure".
BBC: NEWS | UK | UK Politics | Crystal meth to be class A drug
The former Arkansas governor also challenged Romney's assertion that Huckabee had "reduced" the punishment for manufacturing meth.
Data on people arrested in Sweden show many who admitted to taking amphetamine actually tested positive for meth.
Type II would be if the intervention fails to distinguish meth users buying Sudafed from those who have colds.
So if you make Sudafed hard to buy but it does not have a lasting effect on meth abuse, that would be Type I error.
But he said use of the drug in the UK was low and suggestions of an approaching crystal meth "epidemic" would be "without foundation and alarmist".
BBC: NEWS | UK | UK Politics | Crystal meth to be class A drug
It also says Mexico has become the largest foreign provider of meth to the United States, supplying about 80 percent of the meth consumed in the States.
In 2011 Canada made it illegal to possess or import anything (from chemicals to beakers) with the purpose of making meth or MDMA, the active ingredient in ecstasy.
Pretty much all of Zimbabwe's seamers were impressive: Kyle Jarvis, Shingi Masakadza and Keegan Meth in the Tests, and Brian Vitori and Tendai Chatara in various limited-overs matches.
Roman Abramovich may appear to have the attention span of a squirrel on crystal meth but the one thing you cannot argue with is the success he has brought Chelsea.
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So while Rudd and Rogen bantered banteringly in the background, all I could picture were Walter White (Bryan Cranston) and Jesse Pinkman (Aaron Paul) arguing over the money, meth, and chemistry.
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Jones hopes that a major selling point by pharmacists will be that the customer buying Nexafed will be helping the community by minimizing the ease with which meth labs operate and helping law enforcement.
FORBES: Acura Pharmaceuticals Launches Meth-Resistant Pseudoephedrine, Nexafed
For records available in 2010, they calculated the average amount of legally obtained drug per 100 people in each county and compared it with the number of meth lab busts during the same year.
FORBES: Do Pseudoephedrine Sales Predict the Number of Meth Labs in Your Community?
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