- Regulatory Decision-Making: Government agencies use IRIS data to establish and update regulations concerning permissible levels of chemical exposures in the environment. - Public Health Initiatives: Public health professionals use IRIS assessments to develop programs aimed at reducing exposure to harmful chemicals. - Environmental Remediation: IRIS data guide the cleanup of contaminated sites by establishing safe levels of residual contamination. - Risk Communication: Stakeholders use IRIS information to communicate risks to the public, fostering transparency and informed decision-making.