But in the wrong hands, some have warned, more than lives could be threatened.
Although some Democrats warned that the delay was foolish, the deadline was kicked to March 1st.
During the housing boom, some advisers warned against buying property in IRAs, but now it can make sense.
Although some economists warned that the dramatic rise could be a one-off instead of a steady trend upwards.
BBC: Australia adds 71,500 jobs, the biggest jump since 2000
Some MEPs warned against possible fraud, stressing the importance of ensuring against tachographs being tampered with to manipulate the data.
More than 400, 000 customers lost power in the state, and some were warned to expect to be without it for days.
More than 400, 000 customers lost power in the state, and some were warned to expect the outages to last for days.
Some analysts warned that despite the positive data, exports continue to be fragile as conditions in those markets have not improved substantially.
Some versions warned e-mail service firms that they would be attacked online if they disabled the accounts to which Mimail was sending data.
But some observers warned the approach could frustrate and dissuade voters.
However, if mortgage rates begin rising in June, as some have warned, there may be a quiet period even though they will still be historically cheap.
FORBES: $16 Trillion Only Reduces Unemployment From 8% to 7.5%
However, some analysts warned that although the deal was a step in the right direction, it may increase Baidu's cost of operations in the short term.
The United Nations Security Council today authorized the formation of an international tribunal to try suspects in the 2005 assassination of former Lebanese Prime Minister Rafiq Hariri, although some members warned that the move could have serious political repercussions because the Council was exceeding its authority and interfering in Lebanese affairs.
Some business leaders warned then that David Cameron's EU referendum proposal would hurt investment.
Death by global warming could become a reality in the very near future, some ecologists have warned.
Some commentators have warned that a presidential system could weaken democracy in Turkey.
But some experts have warned bills for data could soar with faster browsing.
Last week, some leading Republicans warned of risks in launching a war against Iraq and urged more diplomatic efforts.
Some analysts have warned that in a worst-case scenario Japanese banks may not have enough cash to buy government bonds.
Some scientists have warned that the outbreak has the potential to devastate the UK's population of 80 million ash trees.
Some conservative Republicans warned Wednesday that they may vote against the deal, citing its deficit spending and renewal of the estate tax.
They may promise a fast way to lose the flab, but consumer experts have warned some diet books could damage your health.
The owner of a Worcestershire horse sanctuary has warned some animals may have to be put down after she was handed an eviction notice.
Some analysts have warned China's recovery is being shored up by state-led investment and bank lending and could be vulnerable if trade or investment weakens.
Some analysts have warned that Boeing may even have to go in for a major redesign if the problems are not related to the battery.
BBC: Dreamliner: Japan's airlines say they changed batteries
AMs were debating the Welsh Government's strategy for maternity services, which some members have warned could mean that specialist services are centralised away from local hospitals.
One of them, Fitch, recently warned some unnamed German regional banks that their ratings might suffer if they did not disclose more details of their credit exposures.
Eurostar cancelled some services and warned passengers to expect delays of up to an hour as speed restrictions were imposed as a result of snow and ice.
Some councils have warned the scheme - for England - will be a "free-for-all", but Mr Boles said he did not "see it as a crime against humanity".
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