Upon exposure to water and oxygen, these minerals oxidize to form acid-, iron- and sulfate-rich drainage.

FORBES: Fracking With Bad Water

Doses may be chronic or acute depending upon the duration of exposure.

FORBES: Infographic: How Much Radiation Could You Survive?

More broadly, the principle upon which immunisation is based - namely, exposure to a non-harmful version of the naturally occurring infection in order to induce a natural and protective immune response - can be seen to be a far more natural process than the drug- and surgery-based therapies most widely venerated as the main achievements of modern medicine.

BBC: 'The natural benefits of vaccines'

Long term, that repeated exposure to his image triggers a sense of comfort upon seeing it.

FORBES: Magazine Article

And if the organization has the money to bring in consultant automata, these are seldom given enough time or exposure to the game in play to be able to properly reflect upon the rules, let alone facilitate the required second order change.

FORBES: Automata, Re-Orgs and E2.0