Finally, I will never forgetBridget Carey smuggling Gummy Worms in her shoeto test TSA's new scanner -- after complaining about the ick factor of shuffling our socks or bare soles across a floor that's had thousands of other shoes scrape across it. Gummy Worms in your shoe has a pretty ...
This technique is specific because the fine powder is used as pycnometric fluid to fill the open pores in the investigated particles. As such, the pycnometric powder must be free-flowing, non-porous and sufficiently smaller than the sample particles. If the latter condition is not fulfilled, ...