Collection of mercury is somewhat more efficient when a FF is used for particle collection because of the higher gas-sorbent contact in the filter cake.
FFs allow for efficient collection of mercury.
There is no way to collect mercury at this point in time.
He corrected Albert.
It was so cold that I got frost bite.
The men were frowning and upset.
They did enjoy it quite a lot.
Three people are installing a window.
A man in costume plays the saxophone in front of a sign reading "No sax allowed."