What is tear gas? What produces tears? Which gas is used to fill balloons? What is the history of natural gas? What is poison gas? What gases cause air pollution? What is methane used for? Which greenhouse gas is produced by landfills?
Tear gas, or lachrymatory agent, refers to any of a number ofchemical compoundsthat cause tears and pain in the eyes and sometimes temporary blindness. Tear gas can be used for self-defense, but it is more commonly used as a riot control agent and as achemical weapon. How Tear Gas Works...
Advertisement - Continue Reading Below Health Is the Nucleolus a ‘Mortality Timer'? Scientists Have Grown a Human Spine In a Lab Could “Mirror Cells” Threaten Life As We Know It? Human Lifespan May Be Reaching A Temporary Peak
What is used to produce gasohol? What is applied geophysics? What can cobalt-60 be used for? What has hassium been used for? What is actinium oxide used for? What is tear gas? What are hemostats used for? What is electrolysis used for?
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Patrick Di Justo
'Why tear-gas us? What have we done wrong? So much for the neutrality of the electoral commission' STORY OF THE WEEK Robert Mugabe was unable to silence Zimbabwe's bloggers. Alison Chiesa selects some of the most compelling reports of fear, hope and violence....
Build it up-Tear it down: protein quality control in the cardiac sarcomere. The assembly and maintenance of the cardiac sarcomere, which contains the basic contractile components of actin and myosin, are essential for cardiac funct... Monte,S,Willis,... - 《Cardiovascular Research》 被引量: ...
Read our helpful guide on blepharitis, how the condition is caused, which signs and symptoms to look out for and how you should treat it
aThank you very much for your kind confirmation. 谢谢您亲切的确认。[translate] a已经加入了 Had already joined[translate] a现在是午饭时间 Now is the time for the lunch[translate] aDecreasting the greenhouse gas emissions that many scientists believe cause global warming is a complicated internation...