Even when formalin is used, the time of fixation should be tightly controlled (permitted range 6 – 48 hours).
This has best been documented with the help of evolution experiments in the laboratory, for which environmental conditions can be precisely controlled, permitting reliable inference of cause effect relationships (Kawecki et al. 2012).
The United States Park Police, which controls permits for protests in the park across the street from the White House, said that those arrested had violated restrictions on using the sidewalk, and that they were likely to be released quickly.
Developers can make enormous sums of money, and Communist Party officials are often the gatekeepers to their fortunes: they control permits, approve or reject projects, and can help "relocate" families whose homes might sit on valuable land.
The State Department, which controls permits for projects that cross international boundaries, concluded that neither approval nor rejection of the project would significantly alter the globe's overall carbon output or U.S. gasoline prices.
And now under proposed new rules of the Prevention and Significant Deterioration program, EPA has expanded its regulatory reach way beyond mobile emissions authorized by the 2007 Supreme Court decision to control permitting of stationary sources as well.
Intense developments within WMAs such as borehole drilling are prohibited, while hunting is controlled through permits or total bans.
Nuisance wildlife control permits are issued to people who have gone through the prescribed application process.
One such control permits members to ignore an irritating avatar while replacing their own avatar with a computer-controlled fake.
And, the report says, Lebanon's "lack of effective government control" permits terrorist groups to operate within its borders "with impunity".
