These two compounds are the most studied because existing laboratory procedures in the past did not allow analyses of other PFCs that in general exist in lower concentrations.
Do essences (or properties in general) exist in the physical world?
There's something about that tinkering, playing, hacking ethos that is core to what makes Silicon Valley, and entrepreneurship in general, exist.
This is especially plausible when it comes to quantum field theory in a curved spacetime since in that context, "a useful particle interpretation of states does not, in general, exist" (Wald 1984, 47, quoted in Stachel 2006, 58).
Williams argued that group benefits do not, in general, exist because they benefit the group; that is, they do not have the appropriate causal history (see Brandon 1981 , 1985 p. 81; Sober 1984, p. 262 ff.; Sober and Wilson 1998).
Women, in general, exist in a body that renders us the objects through which men manifest their manhood: through aggression.
Whilst at a European level recommendations to improve health care for migrants in general exist [ 1, 2], the actual commitment to providing health care for IMs lags behind and varies considerably between countries.
In general, there exists a real number R such that the series converges when −R < x < R but diverges if x < −R or x > R.
In general, PHS exists in a hexameric form which exhibits the most activity [3].
In general, there exists no such shape to exactly enclose the confidence region of a nonlinear parameter estimation problem.
