But impurity is what gives whisky its flavor: all sorts of chemicals, known as congeners, survive the still.
It now seems inevitable that Greece will default on its debts, with all sorts of disastrous scenarios being discussed, particularly if it has to leave the euro.
Hodge said yesterday that Google had once again "demonstrated contempt for its customers and for the UK taxpayer who supports its business in all sorts of ways".
It has to fight to take its place with all sorts of quicker, cheaper, more populist journalism.
But we now have robust evidence that it doesn't make us any happier, it doesn't reduce poverty, and its "externalities" produce all sorts of social ills: debt, overwork, inequality, and climate change.
Over the past few years, as money from the tech industry has found its way into all sorts of disruptive startups, the can-do engineering culture has set its sights on our daily bread.
"A returned government with Malcolm Turnbull at its head after the election I think will have the capacity to stamp its authority on all sorts of issues and I think people in the party will respect that," Sinodinos said.
Its critics predicted all sorts of catastrophes.
That is why NATO needs to fine-tune its campaign in all sorts of ways.
While he does not remember the war itself, living in its aftermath "generated all sorts of puzzles," he says.
